Enhance your business experience with the Cisco SPA525G 5-Line IP phone with color display. It includes five line keys, VLAN-capable dual switched Ethernet ports, Power over Ethernet (PoE) support, a 3.2-inch full-color display, a full-duplex speakerphone, Bluetooth and Wireless-G (802.11g) connectivity, a 2.5-mm stereo headset port, and a USB 2.0 host port for charging mobile devices. Make use of additional features, including HD Voice1 , on-phone applications, and intuitive menu options. For users who need to monitor presence, the phone can monitor up to 3 colleagues or up to 67 via expansion modules. its a RingCentral Phone