Grandstream GXP2200EXT Expansion Module for the GXP2140 and GXP2200 IP Phones

4,800 ฿

  • 128×384 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