The GXP2200EXT is a backlit LCD extension module supported by the GXP2140, GXV3240 and GXP2200. The module includes 20 dual- colored extension keys and 2 arrow keys for page switching (allowing each GXP2200EXT to support up to 40 contacts/extensions.). Connect up to 4 GXP2200EXT modules to compatible Grandstream phones for a total of 160 contacts/extensions.
- 128x384 backlit LCD display
- 20 programmable dual- color buttons per module, 2 pages per module (40 contacts total)
- BLF/speed dial
- Daisy- chain up to 4 modules for up to 160 contacts/extensions
- BLA (bridged line appearance)/SCA (shared call appearance), BLF (busy lamp field, standard or eventlist), Call Park/Pick- up, Speed Dial, Presence, Intercom, and conference/ transfer/forward and more