Grandstream GBX20 EXT IP Phone Extension Module

The GBX20 is a backlit LCD extension module supported by the GXV3350 and GRP2615. 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.
SKU: GST-0093
Delivery date: 3-5 days
Manufacturer: Grandstream
€143.74 incl tax
excluding shipping
Availability: Available in 1-2 days

Grandstream GBX20 EXT is an Extension Module that adds functionality, versatility & flexibility to Grandstream’s GRP2615 Carrier-Grade IP Phone as well as GXV3350 IP Video Phone. Features a 272x480 LCD display offering up to 40 contacts per module with support for up to 160 contacts by using  4 daisy chained modules. GBX20 EXT supports a wide-range of advanced call features including BLF, call park/pick-up, speed-dial, presence, intercom, voice conferencing transfer/forward & much more. An ideal solution for businesses & receptionists managing high call volumes. GBX20 EXT ensures maximum productivity by efficiently monitoring & dispatching incoming calls.

Key Features & Benefits:

  • Compatible with Grandstream's GRP2615 IP Phone & GXV3350 IP Video Phone 
  • 4.3 inch (272x480) TFT color LCD display
  • 20 lines 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 & more
  • 2 Year Warranty

Package Contents:

  • GBX20 EXT
  • Base stand
  • Extension Board Connector Plate
  • Screws
  • USB cable
  • Power Adapter (EU PSU) 12V/1A output
  • Quick Installation Guide