1. Virtual Programmable Keypad: Dynamically displays 4 pages, each with configurable settings for 28 DSS keys, and supports custom configuration of up to 112 DSS keys.

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

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

4, 20 SIP lines

5. Quick dialing

6. Tripartite Meeting

7. Integrated Bluetooth 4.2 module: Connect with Bluetooth headphones/Connect to mobile phone 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 bind cameras, video access control, accepts video calls, view access control videos through the phone's main screen, and achieve remote unlocking and interconnectivity.

11. Compatible with mainstream IP PBX/SOFTSWITCH/IMS platforms based on SIP, such as Asterisk, Broadsoft, 3CX, Metaswitch, Elastix, Avaya, and more.