Grandstream GBX20 Extension Module

Part: GBX20

C$ 159.00

Call for availability

Guaranteed Safe Checkout

Features & Compatibility



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 272×480 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.

Technical Description

  • 20 lines per page
  • Each module contains 2 pages for up to 40
  • lines per module & up to 160 with 4 daisychained modules
  • 4.3 inch 272×480 TFT Color LCD
  • Local GUI with animation driven from the host
  • Compatible with GRP2615. GRP2624, GRP2650, GRP2670 and GXV3350

Additional information

Weight .35 kg
Dimensions 6.69 × 1.61 × 6.69 cm


Customer Reviews


There are no reviews yet.

Be the first to review “Grandstream GBX20 Extension Module”

Your email address will not be published. Required fields are marked *