Yealink SIP-T46S IP Phone with High Resolution Full Color Display. Updated Firmware (Ver 66.86.0.160) and reset to Factory Defaults. Nice condition, please see pictures. Comes with Stand and User Guide (.pdf) Yealink SIP-T46S Features 4.3" 480 x 272-pixel color display with backlight Yealink Optima HD Voice 10 lines with dual color LED support Up to 16 SIP accounts 7 fixed feature keys - message, headset, hold, mute, transfer, redial, hands-free speakerphone LED for call and message waiting 4-way navigation cluster with 6 navigation keys 4 context sensitive soft keys Volume control Dual-port Gigabit Ethernet Powered via Power over Ethernet, optional PoE injector, or optional AC adapter (not included) Headset support (RJ9) Built-in USB port for Bluetooth headset support (via optional BT40 Bluetooth dongle; sold separately) Supports up to 6 Yealink EXP40 expansion modules for attendant console applications Wall mountable Simple, flexible and secure provisioning options USB 2.0 port for future Bluetooth, WiFi, and USB recording feature expansion T4S series features unified Auto-P template and unified firmware that provides simplified management and maintenance Opus codec support - 8kHz (narrowband) and 16 kHz (wideband) sampling rate Factory installed device certificate Compatibility Can be used with a variety of SIP compatible hosted service providers and SIP compatible IP PBX systems Check with your hosted provider or IP PBX documentation to confirm system compatibility Includes Yealink SIP-T46S IP Phone Handset and handset cord Desk stand