Grandstream GBX20 Expansion Module

The 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.

Grandstream GBX20 Quick Specs:

* Compatibility:

** Grandstream GRP2615 IP Phone
** Grandstream GXV3350 IP Video Phone

* Multipurpose Keys: 20 per page for 2 pages = 40 total per module
* Display: 4.3" 272x480 TFT Color LCD
* Power:

** 1 GBX20: through host phone
** 2+ GBX20s: with included power supply

Grandstream GBX20 EXT Expansion Module Package Contents:

* Grandstream GBX20 Expansion Module
* Base Stand
* Extension Board Connector Plate
* Screws
* USB Cable
* Quick Installation Guide