GrandStream Expansion Module - GXP2020-EXT GS-GXP2020-EXT

• Grandstream expansion module
• Delivers additional functionality, versatility, and flexibility to Grandstream's GXP2020 and GXP2010 enterprise IP phone series
• The ideal solution for offices that manage high call volumes or an office receptionist
• 56 programmable buttons (each with dual-color LED) and up to 112 programmable buttons when two extension modules are daisy-chained together
• Supports for traditional call features on each of its programmable buttons, including BLF (busy lamp field), conference/call transfer/forward/pick up
• 56 programmable buttons per module
• Busy Lamp Field (BLF)
• Speed dial for each line
• Daisy-chain 2 modules for 112 programmable buttons
• Conference/call transfer/forward/pickup