- 3.7" 360 x 160 pixel graphical display with backlight
- Yealink Optima HD Voice
- Yealink Acoustic Shield technology improves backtround noise suppression when you are using the phone handset or connected headset
- 8 lines with dual color LED support
- Up to 12 SIP accounts
- 5 fixed feature keys - mute, headset, message, redial, speakerphone
- LED for call and message waiting indication
- 4-way navigation cluster with 6 navigation keys
- 4 context sensitive soft keys
- Volume control
- Dual-port Gigabit Ethernet
- Headset port (RJ-9)
- Built-in Bluetooth supports Bluetooth headsets and mobile contacts synchronization
- Built-in dual band 2.4/5 GHz Wi-Fi (802.11a/b/g/n/ac)
- Built-in a USB 2.0 port compatible with wired/wireless headsets, EXP50 expansion, and USB recording
- Supports up to 3 Yealink EXP50 expansion modules which can be programmed with up to 180 paperless DSS keys
- Supports up to 4 DECT cordless handsets via optional DECT Dongle DD10K; can use Yealink W52H, W53H, and W56H wireless handsets
