The GBX20 is a backlit LCD extension module supported by the GRP2615, GRP2624, GRP2650, GRP2670 carrier-grade IP phones as well as and GXV3350 and GXV3450 IP video phones. The module includes 20 dual-colored extension keys and 2 arrow keys for page switching (allowing each GBX20 to support up to 40 contacts/extensions.). Connect up to 4 GBX20 modules to compatible Grandstream phones for a total of 160 contacts/extensions.
The GBX20 is an Extension Module that adds functionality, versatility and flexibility to the GRP2615, GRP2624, GRP2650, GRP2670 carrier-grade IP phones as well as and GXV3350 and GXV3450 IP video phones. 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.
- 4.3 inch (272x480) TFT color LCD
- 20 per page (each module contains 2 pages, for up to 40 lines per module)
- Combine up 4 daisy-chained modules for 160 contacts/extensions
- BLF, call park /pick-up, speed-dial, presence, intercom, voice conferencing transfer/forward and more
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
4.3 inch (272x480) TFT color LCD
Local GUI with animation driven from the host GRP2615 or GXV3350 phone; Multiple line/call appearances
A single GBX20 can be powered by host phone (GRP2615 or GXV3350); when 2 or more GBX20 is connected an included 12V PSU is needed.
GBX20 firmware is upgraded by direct network download through host phone (GRP2615 or GXV3350)’s network connection and firmware upgrade setup.
Dimension: 210mm*124mm*33.5mm; Unit weight: 360g; Package weight:700g
Temperature and Humidity
Operation: 0°C to 40°C Storage: -10°C to 60°C Humidity: 10% to 90% Non-condensing
GBX20 Extension Board, base stand, Extension Board Connector Plate, Screws, USB cable, Quick Installation Guide
FCC: Part 15 Class B IC: ICES-003 CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1 RCM: AS/NZS CISPR32; AS/NZS 62368.1