The Grandstream GXP2200EXT Extension Module 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 colour LED). It o?ers 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.
Expansion module for GXP2140 and GXP2170 Enterprise IP Phones and GXV3240 Video IP Phone for Android
Up to 40 extensions per module
Large 128 x 384 graphic LCD
20 programmable buttons
Powered by the host phone