1. Virtual Programmable Keypad: Dynamically displays 4 pages, each page can be configured to show the status of 28 DSS keys, supports custom configuration of 112 DSS keys.

2. Full-duplex hands-free calling, with Acoustic Echo Cancellation (AEC) support.

3. DTMF: In-band audio, out-of-band – DTMF transfer (RFC2833)/SIP INFO

4, 20 SIP lines

5. Quick Dial

6. Tripartite Meeting

7. Integrated Bluetooth 4.2 module: Connects with Bluetooth headphones/Connects to phone's Bluetooth.

8. Built-in Wi-Fi.

9. Gigabit Ethernet: Adaptive 10/100/1000Mbps network port, supports PoE power supply.

10. Supports H.264 video decoding, can link with cameras, provides video access control, accepts video calls, allows viewing access control videos on the main phone screen, enables remote door opening, and ensures interconnectivity.

11. Compatible with mainstream SIP-based IP PBX/SOFTWARE SWITCH/IMS platforms, such as Asterisk, Broadsoft, 3CX, Metaswitch, Elastix, Avaya, etc.