Grandstream GBX20 Expansion Module for IP Phones (160 Contacts)

🔹 Expanded Contact Management Supports up to 40 contacts or extensions per module, helping receptionists and operators manage calls more efficiently.

🔹 4.3-Inch Color LCD Display The 272 x 480 TFT color screen provides clear visibility of contacts, statuses, and call functions for faster call handling.

🔹 Daisy-Chain Support Connect up to four GBX20 modules to compatible phones for support of up to 160 contacts or extensions.

🔹 Advanced Call Control Features Supports BLF, call park/pick-up, speed dial, presence, intercom, and call transfer or forwarding functions to streamline communications.

🔹 Broad Device Compatibility Works with Grandstream GRP2615, GRP2624, GRP2650, GRP2670 IP phones and GXV3350, GXV3450 IP video phones.

The Grandstream GBX20 is a professional LCD expansion module designed to extend the functionality of compatible Grandstream IP phones. Featuring a 4.3-inch TFT color display and support for up to 40 contacts per module, it helps businesses manage high call volumes more efficiently. With support for BLF, speed dial, call transfer, and intercom functions, the GBX20 is ideal for receptionists, operators, administrative staff, and busy office environments. Connect up to four modules for a total of 160 contacts or extensions.

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