Yealink expansion board for SIP-T27P/SIP-29G, LCD screen, 20 Dual LED's. Supports up to 6 units
16600
The EXP20 Expansion Module is designed to enhance the flexibility and call-handling capacity of the SIP-T27P and SIP-T29G IP Phones. It features a 160×320 Graphic LCD and provides 20 programmable softkeys each paired with a dual-color LED.