The GXP2200EXT extension module is supported by the GXP2140, GXP2170 and GXV3240

• 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.) and features a large backlit LCD screen for easy viewing
• Connect up to 4 GXP2200EXT modules to compatible Grandstream phones for a total of 160 contacts/extensions
• This expansion module supports traditional call features on each of its programmable buttons, including BLF (busy lamp field, standard or eventlist)Call Park/Pick-up, Speed Dial, Presence, Intercom, and conference/ transfer/forward
• The GXP2200EXT is the ideal solution for users that manage high call volumes, including executives and receptionists
• By using the GXP2200EXT the telephone attendant can maximize productivity by efficiently monitoring and dispatching multiple incoming calls