Product Description
- Large 128x384 graphic LCD providing feature-rich graphics
 - 20 programmable buttons per module
 - 2 page switch keys which allows up to 40 extensions per extension module
 - Busy Lamp Field (BLF)
 - Speed dial for each line
 - Daisy-chain 4 modules for up to 160 programmable buttons
 - Conference/call transfer/forward/pickup
 - Use with GXP2140, GXP2170, and GXV3240 phones