
Grandstream GBX20 Extension Module for GRP2615 and GXV3350
The Grandstream GBX20 is an Extension Module that adds functionality, versatility and flexibility to Grandstream’s GRP2615 Carrier-Grade IP Phone and GXV3350 IP Video Phone. It features a 272x480 LCD display that offers up to 40 contacts per module with support for up to 160 contact s by using 4 modules. The GBX20 supports a wide-range of advanced call features including BLF, call park /pick-up, speed-dial, presence, intercom, voice conferencing transfer/forward and much more. An ideal solution for businesses and receptionists managing high call volumes, the GBX20 ensures maximum productivity by efficiently monitoring and dispatching incoming calls.Product Features: Lines: 20 per page (each module contains 2 pages, for up to 40 lines per module, Up to 160 with 4 daisy-chained modules Compatible Grandstream Phones: GRP2615, GXV3350 Graphic Display: 4.3 inch (272x480) TFT color LCD Power: A single GBX20 can be powered by host phone (GRP2615 or GXV3350); when 2 or more GBX20 are connected