Expansion Module

GXP2200EXT delivers additional functionality, versatility and flexibility to Grandstream’s GXP2140 and GXP2170 Enterprise IP Phones and GXV3240 Video IP Phone for Android™. The GXP2200EXT module features a large 128 x 384 graphic LCD and 20 programmable buttons (each with dual color LED). It offers up to 40 extensions per module by using the 2 page switch keys and up to 160 buttons when 4 extension modules are daisy-chained together.This extension module is connected, powered, and controlled by the host phone to provide the benefit of additional extension keys instantly. The GXP2200EXT supports the traditional call features on each of its programmable buttons, BLF (busy lamp field, standard or eventlist), call park/pick-up, speed dial, presence, intercom, and conference/ transfer/forward. The GXP2200EXT is the ideal solutions for any receptionist or businesses managing high call volume. When using the GXP2200EXT, the telephone attendant can ensure maximum productivity by efficiently monitoring and dispatching multiples incoming calls.


  • Call Transfer

    Call Transfer

    Can relocate an inbound call to another phone or messaging system

  • Call Fowarding

    Call Fowarding

    Can switch systems which redirects a telephone call to another destination

  • Speed Dial

    Speed Dial

    Allows a user to place a call by pressing a reduced number of keys

  • Call Queue

    Call Queue

    Places incoming calls in line to be answered while extension users are busy with other calls

Technical Specification

-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
GXP2140, GXP2170 and GXV3240
Feature Support
Local GUI with animation driven from the host GXP2140 or GXP3240 phone; Multiple line/call appearances
Powered by the host phone
Firmware Upgrades
Delivered by the host phone
Dimensions (L x W x H)
206 mm x 117mm x 32mm
0 ~ 40ºC (32 ~ 104ºF )
10%-90% Non-condensing