Yealink IP Phone Expansion Module

Description

– 38 programmable keys each with a dual-color LED
– Daisy-chain 6 modules for 228 programmable keys
– Dual color (red or green) LEDs for line status information
– Supports Busy Lamp Field(BLF), Bridge Line Appearance(BLA)
– Programmable for speed dialing, call pickup, Intercom,hold, transfer, voicemail, forward, DND…
– Applies to Yealink IP Phone SIP-T28P and SIP-T26P
– Expansion module(<2) is powered by the host phone