YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 10 EXPANSION MODULES

YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 10 EXPANSION MODULES 10 YEALINK EXP43 DUAL COLOR EXPANSION MODULES THE YEALINK EXP43 DUAL COLOR EXPANSION MODULE IS ONLY COMPATIBLE WITH THE FOLLOWING YEALINK PHONES: YEALINK SIP-T43U, YEALINK SIP-T46U, AND YEALINK SIP-T48U THE YEALINK EXP43 SCREEN DISPLAY WILL BE BLACK AND WHITE WHEN ATTACHED TO THE YEALINK SIP-T43U THE YEALINK EXP43 SCREEN DISPLAY WILL BE COLOR WHEN ATTACHED TO THE YEALINK SIP-T46U OR THE YEALINK SIP-T48U BRAND NEW FROM YEALINK YEALINK EXP43 DUAL COLOR EXPANSION MODULE The Yealink EXP43 Dual Color Expansion Module for Yealink T43U/T46U/T48U IP phones, is designed to expand the  functional capability of your SIP phone to a whole new level. It features a large 4.3-inch color-screen LCD,  giving you a vivid visual experience. In addition, it provides you with a simple user interface and advanced  call handling capabilities. For example, three pages of 20 flexible button shown on the display can be  programmed up to 60 various features. The functionality of Yealink T43U/T46U/T48U IP phones will also be extended by the EXP43, you can set the provided multifunctional line keys as BLF, speed dial, call  forward, transfer, call park, call pickup, etc. The Yealink EXP43 Color Expansion Module is an ideal solution  for receptionists, administrative assistants and contact center workers and gives you the ability to monitor  contacts and manage a large volume of calls with ease. Key Features and Benefits User-friendly Structure Design With a 4.3-inch color screen, the Yealink EXP43 expansion module is intended to bring a fresh visual experience  and an easy operating experience to you. Its new design for the Stand enables you to adjust between two lying  angles easily even without disassembling it. To ensure a higher reliability of data transmission and a higher  speed of data refresh, a USB cable is chosen to connect EXP43 expansion module to Yealink T43U/T46U/T48U IP phones. Moreover, after the connection between the expansion module and the IP phone is establish, the  remaining USB port on the back of EXP43 can also be used to realize the phone’s extended functions, for  example, call recording via USB flash drive, etc. Intuitive Visualization A 4.3-inch 272×480-pixel color screen greatly enriches your visual experience. The color icons for DSS keys,  the feature of Wallpaper and Screensaver, all of these offer you a new operating experience as well as allow  you to custom the EXP43 in your own style. More than that, its 3 independent control buttons with illuminated  LED are used for fast switching to the corresponding page High Expansibility The Yealink T43U/T46U/T48U IP phones can be fully equipped with up to three EXP43 Color Expansion Modules,  while adding 180 additional buttons at most. Three pages of 20 flexible buttons with dual-color LED shown on  the display can be programmed up to 60 various features for speed dialing, BLF/BLA, call forward, transfer,  etc. Thus, it will help you effectively manage high volume of concurrent calls, effortlessly monitor calls and  greatly boost personal productivity. DISPLAY FEATURES: • 4.3″ 272×480-pixel color display with backlight • 16 bit depth color • Three page views are possible • Different color icons for each function shown on the LCD FEATURES KEYS AND INDICATOR: • 20 physical keys each with a dual-color LED • 40 additional keys through page switch • 3 independent control keys with illuminated LED are used for fast switching pages • Programmable for shared line, BLF List, call park, conference, forward, group pickup, group listening, LDAP,  XML Browser… STANDARD FEATURES: • Wallpaper, screensaver, power saving • Stand with 2 adjustable angles • For support of two or three Expansion Modules, an external Yealink power adapter (5V/2A) is required. • Up to three EXP43 can be attached on Yealink T43U/T46U/T48U IP phones • USB port (2.0 compliant) for data in and out • USB port (2.0 compliant) for: – Optional Wired/Wireless USB headset – Wi-Fi through Optional WF40/WF50 USB Dongles – USB Call Recording through Optional USB Flash Drive PLEASE EMAIL US WITH  ANY  QUESTIONS – (CLICK HERE) Visit our page. (CLICK HERE) EACH YEALINK EXP43 DUAL COLOR EXPANSION MODULE INCLUDES: (1) Stand (1) Connecting Sheet (1) USB Cable (1) Screwdriver (4) Screws (1) Quick Start Guide BRAND NEW FROM THE FACTORY FACTORY SEALED MANUFACTURER’S RETAIL BOX(ES) / PACKAGING 1 YEAR PARTS AND LABOR (U.S. Warranty) FROM MANUFACTURER  MANUFACTURER’S Warranty covers Repair or Replacement of defective product. MANUFACTURER’S Warranty does not cover damage resulting from accident, abuse, acts of God  or improper operation. PLEASE CONTACT US BY EMAIL (CLICK HERE) or Call us at . VISIT OUR STORE TO SEE ALL OF OUR ELECTRONIC ITEMS: PHONES (HOME, BUSINESS, SINGLE LINE, MULTI-LINE, CORDED AND CORDLESS), INTERNET PHONES, RETRO AUDIO, WEATHER STATIONS, AND OTHER FUN ELECTRONIC ITEMS:

6 Yealink SIP-T43U Unified Firmware Enhanced SIP Phone T43U Gigabit VoIP 12 Line

Brand New Sealed in Manufacturer’s Packaging Yealink SIP-T43U Unified Firmware Enhanced SIP Phone – 6 Pack Bundle This SIP-T43U Set ships Same Day if purchased by 4pm CST M-F 3.7″ 360×160-pixel graphical LCD with backlightDual USB portsDual firmware imagesOpus codec supportT42U (pending)/T43U/T46U/T48U Auto-P template unifiedT42U (pending)/T43U/T46U/T48U firmware unifiedUp to 12 SIP accountsPoE supportUSB headset and EHS supportWi-Fi via WF40/WF50Bluetooth via BT40/BT41Supports color-screen expansion modulesStand with 2 adjustable anglesWall mountableExpandable with YEA-EXP43PSU not includedDoes not support EHS36 and EXP40

4 Yealink SIP-T43U Unified Firmware Enhanced SIP Phone T43U Gigabit VoIP 12 Line

Brand New Sealed in Manufacturer’s Packaging Yealink SIP-T43U Unified Firmware Enhanced SIP Phone – 4 Pack Bundle This SIP-T43U Set ships Same Day if purchased by 4pm CST M-F 3.7″ 360×160-pixel graphical LCD with backlightDual USB portsDual firmware imagesOpus codec supportT42U (pending)/T43U/T46U/T48U Auto-P template unifiedT42U (pending)/T43U/T46U/T48U firmware unifiedUp to 12 SIP accountsPoE supportUSB headset and EHS supportWi-Fi via WF40/WF50Bluetooth via BT40/BT41Supports color-screen expansion modulesStand with 2 adjustable anglesWall mountableExpandable with YEA-EXP43PSU not includedDoes not support EHS36 and EXP40

Yealink T46U Phone

The T46U has an elegant appearance and a powerful chip. It features Opus support for better audio quality as well as noise filtering and acoustic shield. The T46U has 2 USB ports and can be connected to Wi-Fi via the WF40 dongle (2.4g) or the WF50 dongle (5G). In addition the T46U can be expanded with the Yealink EXP43 color screen expansion module to add up to 20 physical keys on each page with dual-color LEDs. Yealink T46U Features and Specifications:4.3″ 480 x 272-pixel color display with backlightOpus codec supportDual USB portsDual firmware imagesT42U (pending)/T43U/T46U/T48U Auto-P template unifiedT42U (pending)/T43U/T46U/T48U firmware unifiedUp to 16 SIP accountsDual-port Gigabit EthernetPoE supportUSB headset and EHS supportWi-Fi via WF40/WF50Bluetooth via BT40/BT41USB recordingSupports color-screen expansion modulesStand with two adjustable anglesWall mountableExpandable with YEA-EXP43PSU (YEA-PS5V2000US) not includedDoes not support EHS36 and EXP40 Text Example We are an authorized Yealink reseller. Products purchased will have an authentic Yealink replacement warranty. We do bulk sales and custom quotes for corporate and our reseller partners, please inquire if you have these needs.

YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 12 EXPANSION MODULES

YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 12 EXPANSION MODULES 12 YEALINK EXP43 DUAL COLOR EXPANSION MODULES THE YEALINK EXP43 DUAL COLOR EXPANSION MODULE IS ONLY COMPATIBLE WITH THE FOLLOWING YEALINK PHONES: YEALINK SIP-T43U, YEALINK SIP-T46U, AND YEALINK SIP-T48U THE YEALINK EXP43 SCREEN DISPLAY WILL BE BLACK AND WHITE WHEN ATTACHED TO THE YEALINK SIP-T43U THE YEALINK EXP43 SCREEN DISPLAY WILL BE COLOR WHEN ATTACHED TO THE YEALINK SIP-T46U OR THE YEALINK SIP-T48U BRAND NEW FROM YEALINK YEALINK EXP43 DUAL COLOR EXPANSION MODULE The Yealink EXP43 Dual Color Expansion Module for Yealink T43U/T46U/T48U IP phones, is designed to expand the  functional capability of your SIP phone to a whole new level. It features a large 4.3-inch color-screen LCD,  giving you a vivid visual experience. In addition, it provides you with a simple user interface and advanced  call handling capabilities. For example, three pages of 20 flexible button shown on the display can be  programmed up to 60 various features. The functionality of Yealink T43U/T46U/T48U IP phones will also be extended by the EXP43, you can set the provided multifunctional line keys as BLF, speed dial, call  forward, transfer, call park, call pickup, etc. The Yealink EXP43 Color Expansion Module is an ideal solution  for receptionists, administrative assistants and contact center workers and gives you the ability to monitor  contacts and manage a large volume of calls with ease. Key Features and Benefits User-friendly Structure Design With a 4.3-inch color screen, the Yealink EXP43 expansion module is intended to bring a fresh visual experience  and an easy operating experience to you. Its new design for the Stand enables you to adjust between two lying  angles easily even without disassembling it. To ensure a higher reliability of data transmission and a higher  speed of data refresh, a USB cable is chosen to connect EXP43 expansion module to Yealink T43U/T46U/T48U IP phones. Moreover, after the connection between the expansion module and the IP phone is establish, the  remaining USB port on the back of EXP43 can also be used to realize the phone’s extended functions, for  example, call recording via USB flash drive, etc. Intuitive Visualization A 4.3-inch 272×480-pixel color screen greatly enriches your visual experience. The color icons for DSS keys,  the feature of Wallpaper and Screensaver, all of these offer you a new operating experience as well as allow  you to custom the EXP43 in your own style. More than that, its 3 independent control buttons with illuminated  LED are used for fast switching to the corresponding page High Expansibility The Yealink T43U/T46U/T48U IP phones can be fully equipped with up to three EXP43 Color Expansion Modules,  while adding 180 additional buttons at most. Three pages of 20 flexible buttons with dual-color LED shown on  the display can be programmed up to 60 various features for speed dialing, BLF/BLA, call forward, transfer,  etc. Thus, it will help you effectively manage high volume of concurrent calls, effortlessly monitor calls and  greatly boost personal productivity. DISPLAY FEATURES: • 4.3″ 272×480-pixel color display with backlight • 16 bit depth color • Three page views are possible • Different color icons for each function shown on the LCD FEATURES KEYS AND INDICATOR: • 20 physical keys each with a dual-color LED • 40 additional keys through page switch • 3 independent control keys with illuminated LED are used for fast switching pages • Programmable for shared line, BLF List, call park, conference, forward, group pickup, group listening, LDAP,  XML Browser… STANDARD FEATURES: • Wallpaper, screensaver, power saving • Stand with 2 adjustable angles • For support of two or three Expansion Modules, an external Yealink power adapter (5V/2A) is required. • Up to three EXP43 can be attached on Yealink T43U/T46U/T48U IP phones • USB port (2.0 compliant) for data in and out • USB port (2.0 compliant) for: – Optional Wired/Wireless USB headset – Wi-Fi through Optional WF40/WF50 USB Dongles – USB Call Recording through Optional USB Flash Drive PLEASE EMAIL US WITH  ANY  QUESTIONS – (CLICK HERE) Visit our page. (CLICK HERE) EACH YEALINK EXP43 DUAL COLOR EXPANSION MODULE INCLUDES: (1) Stand (1) Connecting Sheet (1) USB Cable (1) Screwdriver (4) Screws (1) Quick Start Guide BRAND NEW FROM THE FACTORY FACTORY SEALED MANUFACTURER’S RETAIL BOX(ES) / PACKAGING 1 YEAR PARTS AND LABOR (U.S. Warranty) FROM MANUFACTURER  MANUFACTURER’S Warranty covers Repair or Replacement of defective product. MANUFACTURER’S Warranty does not cover damage resulting from accident, abuse, acts of God  or improper operation. PLEASE CONTACT US BY EMAIL (CLICK HERE) or Call us at . VISIT OUR STORE TO SEE ALL OF OUR ELECTRONIC ITEMS: PHONES (HOME, BUSINESS, SINGLE LINE, MULTI-LINE, CORDED AND CORDLESS), INTERNET PHONES, RETRO AUDIO, WEATHER STATIONS, AND OTHER FUN ELECTRONIC ITEMS:

YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 2 EXPANSION MODULES

YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 2 EXPANSION MODULES 2 YEALINK EXP43 DUAL COLOR EXPANSION MODULES THE YEALINK EXP43 DUAL COLOR EXPANSION MODULE IS ONLY COMPATIBLE WITH THE FOLLOWING YEALINK PHONES: YEALINK SIP-T43U, YEALINK SIP-T46U, AND YEALINK SIP-T48U THE YEALINK EXP43 SCREEN DISPLAY WILL BE BLACK AND WHITE WHEN ATTACHED TO THE YEALINK SIP-T43U THE YEALINK EXP43 SCREEN DISPLAY WILL BE COLOR WHEN ATTACHED TO THE YEALINK SIP-T46U OR THE YEALINK SIP-T48U BRAND NEW FROM YEALINK YEALINK EXP43 DUAL COLOR EXPANSION MODULE The Yealink EXP43 Dual Color Expansion Module for Yealink T43U/T46U/T48U IP phones, is designed to expand the  functional capability of your SIP phone to a whole new level. It features a large 4.3-inch color-screen LCD,  giving you a vivid visual experience. In addition, it provides you with a simple user interface and advanced  call handling capabilities. For example, three pages of 20 flexible button shown on the display can be  programmed up to 60 various features. The functionality of Yealink T43U/T46U/T48U IP phones will also be extended by the EXP43, you can set the provided multifunctional line keys as BLF, speed dial, call  forward, transfer, call park, call pickup, etc. The Yealink EXP43 Color Expansion Module is an ideal solution  for receptionists, administrative assistants and contact center workers and gives you the ability to monitor  contacts and manage a large volume of calls with ease. Key Features and Benefits User-friendly Structure Design With a 4.3-inch color screen, the Yealink EXP43 expansion module is intended to bring a fresh visual experience  and an easy operating experience to you. Its new design for the Stand enables you to adjust between two lying  angles easily even without disassembling it. To ensure a higher reliability of data transmission and a higher  speed of data refresh, a USB cable is chosen to connect EXP43 expansion module to Yealink T43U/T46U/T48U IP phones. Moreover, after the connection between the expansion module and the IP phone is establish, the  remaining USB port on the back of EXP43 can also be used to realize the phone’s extended functions, for  example, call recording via USB flash drive, etc. Intuitive Visualization A 4.3-inch 272×480-pixel color screen greatly enriches your visual experience. The color icons for DSS keys,  the feature of Wallpaper and Screensaver, all of these offer you a new operating experience as well as allow  you to custom the EXP43 in your own style. More than that, its 3 independent control buttons with illuminated  LED are used for fast switching to the corresponding page High Expansibility The Yealink T43U/T46U/T48U IP phones can be fully equipped with up to three EXP43 Color Expansion Modules,  while adding 180 additional buttons at most. Three pages of 20 flexible buttons with dual-color LED shown on  the display can be programmed up to 60 various features for speed dialing, BLF/BLA, call forward, transfer,  etc. Thus, it will help you effectively manage high volume of concurrent calls, effortlessly monitor calls and  greatly boost personal productivity. DISPLAY FEATURES: • 4.3″ 272×480-pixel color display with backlight • 16 bit depth color • Three page views are possible • Different color icons for each function shown on the LCD FEATURES KEYS AND INDICATOR: • 20 physical keys each with a dual-color LED • 40 additional keys through page switch • 3 independent control keys with illuminated LED are used for fast switching pages • Programmable for shared line, BLF List, call park, conference, forward, group pickup, group listening, LDAP,  XML Browser… STANDARD FEATURES: • Wallpaper, screensaver, power saving • Stand with 2 adjustable angles • For support of two or three Expansion Modules, an external Yealink power adapter (5V/2A) is required. • Up to three EXP43 can be attached on Yealink T43U/T46U/T48U IP phones • USB port (2.0 compliant) for data in and out • USB port (2.0 compliant) for: – Optional Wired/Wireless USB headset – Wi-Fi through Optional WF40/WF50 USB Dongles – USB Call Recording through Optional USB Flash Drive PLEASE EMAIL US WITH  ANY  QUESTIONS – (CLICK HERE) Visit our page. (CLICK HERE) EACH YEALINK EXP43 DUAL COLOR EXPANSION MODULE INCLUDES: (1) Stand (1) Connecting Sheet (1) USB Cable (1) Screwdriver (4) Screws (1) Quick Start Guide BRAND NEW FROM THE FACTORY FACTORY SEALED MANUFACTURER’S RETAIL BOX(ES) / PACKAGING 1 YEAR PARTS AND LABOR (U.S. Warranty) FROM MANUFACTURER  MANUFACTURER’S Warranty covers Repair or Replacement of defective product. MANUFACTURER’S Warranty does not cover damage resulting from accident, abuse, acts of God  or improper operation. PLEASE CONTACT US BY EMAIL (CLICK HERE) or Call us at . VISIT OUR STORE TO SEE ALL OF OUR ELECTRONIC ITEMS: PHONES (HOME, BUSINESS, SINGLE LINE, MULTI-LINE, CORDED AND CORDLESS), INTERNET PHONES, RETRO AUDIO, WEATHER STATIONS, AND OTHER FUN ELECTRONIC ITEMS:

YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 6 EXPANSION MODULES

YEALINK EXP43 DUAL COLOR EXPANSION MODULE – 6 EXPANSION MODULES 6 YEALINK EXP43 DUAL COLOR EXPANSION MODULES THE YEALINK EXP43 DUAL COLOR EXPANSION MODULE IS ONLY COMPATIBLE WITH THE FOLLOWING YEALINK PHONES: YEALINK SIP-T43U, YEALINK SIP-T46U, AND YEALINK SIP-T48U THE YEALINK EXP43 SCREEN DISPLAY WILL BE BLACK AND WHITE WHEN ATTACHED TO THE YEALINK SIP-T43U THE YEALINK EXP43 SCREEN DISPLAY WILL BE COLOR WHEN ATTACHED TO THE YEALINK SIP-T46U OR THE YEALINK SIP-T48U BRAND NEW FROM YEALINK YEALINK EXP43 DUAL COLOR EXPANSION MODULE The Yealink EXP43 Dual Color Expansion Module for Yealink T43U/T46U/T48U IP phones, is designed to expand the  functional capability of your SIP phone to a whole new level. It features a large 4.3-inch color-screen LCD,  giving you a vivid visual experience. In addition, it provides you with a simple user interface and advanced  call handling capabilities. For example, three pages of 20 flexible button shown on the display can be  programmed up to 60 various features. The functionality of Yealink T43U/T46U/T48U IP phones will also be extended by the EXP43, you can set the provided multifunctional line keys as BLF, speed dial, call  forward, transfer, call park, call pickup, etc. The Yealink EXP43 Color Expansion Module is an ideal solution  for receptionists, administrative assistants and contact center workers and gives you the ability to monitor  contacts and manage a large volume of calls with ease. Key Features and Benefits User-friendly Structure Design With a 4.3-inch color screen, the Yealink EXP43 expansion module is intended to bring a fresh visual experience  and an easy operating experience to you. Its new design for the Stand enables you to adjust between two lying  angles easily even without disassembling it. To ensure a higher reliability of data transmission and a higher  speed of data refresh, a USB cable is chosen to connect EXP43 expansion module to Yealink T43U/T46U/T48U IP phones. Moreover, after the connection between the expansion module and the IP phone is establish, the  remaining USB port on the back of EXP43 can also be used to realize the phone’s extended functions, for  example, call recording via USB flash drive, etc. Intuitive Visualization A 4.3-inch 272×480-pixel color screen greatly enriches your visual experience. The color icons for DSS keys,  the feature of Wallpaper and Screensaver, all of these offer you a new operating experience as well as allow  you to custom the EXP43 in your own style. More than that, its 3 independent control buttons with illuminated  LED are used for fast switching to the corresponding page High Expansibility The Yealink T43U/T46U/T48U IP phones can be fully equipped with up to three EXP43 Color Expansion Modules,  while adding 180 additional buttons at most. Three pages of 20 flexible buttons with dual-color LED shown on  the display can be programmed up to 60 various features for speed dialing, BLF/BLA, call forward, transfer,  etc. Thus, it will help you effectively manage high volume of concurrent calls, effortlessly monitor calls and  greatly boost personal productivity. DISPLAY FEATURES: • 4.3″ 272×480-pixel color display with backlight • 16 bit depth color • Three page views are possible • Different color icons for each function shown on the LCD FEATURES KEYS AND INDICATOR: • 20 physical keys each with a dual-color LED • 40 additional keys through page switch • 3 independent control keys with illuminated LED are used for fast switching pages • Programmable for shared line, BLF List, call park, conference, forward, group pickup, group listening, LDAP,  XML Browser… STANDARD FEATURES: • Wallpaper, screensaver, power saving • Stand with 2 adjustable angles • For support of two or three Expansion Modules, an external Yealink power adapter (5V/2A) is required. • Up to three EXP43 can be attached on Yealink T43U/T46U/T48U IP phones • USB port (2.0 compliant) for data in and out • USB port (2.0 compliant) for: – Optional Wired/Wireless USB headset – Wi-Fi through Optional WF40/WF50 USB Dongles – USB Call Recording through Optional USB Flash Drive PLEASE EMAIL US WITH  ANY  QUESTIONS – (CLICK HERE) Visit our page. (CLICK HERE) EACH YEALINK EXP43 DUAL COLOR EXPANSION MODULE INCLUDES: (1) Stand (1) Connecting Sheet (1) USB Cable (1) Screwdriver (4) Screws (1) Quick Start Guide BRAND NEW FROM THE FACTORY FACTORY SEALED MANUFACTURER’S RETAIL BOX(ES) / PACKAGING 1 YEAR PARTS AND LABOR (U.S. Warranty) FROM MANUFACTURER  MANUFACTURER’S Warranty covers Repair or Replacement of defective product. MANUFACTURER’S Warranty does not cover damage resulting from accident, abuse, acts of God  or improper operation. PLEASE CONTACT US BY EMAIL (CLICK HERE) or Call us at . VISIT OUR STORE TO SEE ALL OF OUR ELECTRONIC ITEMS: PHONES (HOME, BUSINESS, SINGLE LINE, MULTI-LINE, CORDED AND CORDLESS), INTERNET PHONES, RETRO AUDIO, WEATHER STATIONS, AND OTHER FUN ELECTRONIC ITEMS:

2 Yealink SIP-T43U Unified Firmware Enhanced SIP Phone T43U Gigabit VoIP 12 Line

Brand New Sealed in Manufacturer’s Packaging Yealink SIP-T43U Unified Firmware Enhanced SIP Phone – 2 Pack Bundle This SIP-T43U Set ships Same Day if purchased by 4pm CST M-F 3.7″ 360×160-pixel graphical LCD with backlightDual USB portsDual firmware imagesOpus codec supportT42U (pending)/T43U/T46U/T48U Auto-P template unifiedT42U (pending)/T43U/T46U/T48U firmware unifiedUp to 12 SIP accountsPoE supportUSB headset and EHS supportWi-Fi via WF40/WF50Bluetooth via BT40/BT41Supports color-screen expansion modulesStand with 2 adjustable anglesWall mountableExpandable with YEA-EXP43PSU not includedDoes not support EHS36 and EXP40

2 Yealink EXP43 T4U Series Expansion Module (2 PACK)

(2 Pack) 2 Yealink EXP43 T4U Series Expansion ModuleThe EXP43 expansion module is a great add for users who need extra keys. The EXP43 has an elegant design and a beautiful color display.EXP43 Features:4.3″ 272 x 480-pixel color screenColor icons for rich visual experience20 physical keys on each page with dual-color LEDsThree independent control keys with illuminated LED for fast switching pagesSupports up to 3 modules daisy-chainStand with 2 adjustable anglesCompatible only with T43U and T46UWe Accept PayPal and Credit Cards. We are Adcomm Technologies LLC. , We are located in Secaucus NJ. Text Example We are an authorized Yealink reseller. Products purchased will have an authentic Yealink replacement warranty. We do bulk sales and custom quotes for corporate and our reseller partners, please inquire if you have these needs.