- Supports four phone lines
- Full-duplex Speakerphone, headset, message waiting indicator, dynamic softkeys for phone functions
- 4-way navigation key to easily scroll through phone features, call history directories, and on phone applications
- Dedicated buttons for Mute, Headset, Speakerphone, Volume, Hold, Menu settings and Voicemail access
- Integrated Ethernet switch port to connect a computer and reduce cable cost
- HD Voice for unsurpassed voice clarity and enhanced speaker quality
- Support for up to two Cisco SPA 500S Expansion Modules, which provide an additional 64 phone lines
- Monochrome backlit display for ease of use, aesthetics, and on-screen applications
- Paper label for bottom four line buttons
- Supports both Session Initiation Protocol (SIP) and Smart Phone Control
- Protocol (SPCP)
- 1 Year warranty