Affordable Extension Module to Grandstream’s GRP2615 Carrier-Grade IP Phone and GXV3350 IP Video Phone.

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 contacts 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. 

• 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 IP Phones GRP2615 and 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 is connected an included 12V/1A PSU is needed.
• Feature Support Local GUI with animation driven from the host GRP2615 or GXV3350 phone; Multiple line/call appearances