38 Programmable Key Expansion Board
The EXP38 Expansion Module is designed for improving the power and flexibility of Yealink enterprise IP phone models such as the SIP-T38G, SIP-T28P and SIP-T26P.
The device features 38 fully programmable DSS keys, each with a dual-color LED, connected to and controlled by the IP Phone via a RJ-11 cable line. With the ability to connect up to 6 Expansion Board to a Yealink IP Phone, 228 additional programmable extensions are supported.
Yealink advanced IP phones support advanced IP-PBX functions such as speed dialing, BLF/BLA, intercom, call forward/transfer/hold/park/pickup/return on each of the programmable buttons on the EXP38.
The EXP38 is compatible for use with the following Yealink IP Phones:
SIP-T38G Colour Screen Gigabit IP Phone
SIP-T28P IP Phone
SIP-T26P IP Phone
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…
• Use with these Yealink IP Phone models: SIP-T38G, SIP-T28P and SIP-T26P
• Expansion module(<2) is powered by the host phone
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