Yealink SIP-T57W; Prime Business Phone;7″ 800*480

SIP-T57W; Prime Business Phone;7″ 800*480 pixels adjustable LCD with capacitive touch screen;Built-in Bluetooth 4.2 and dual band 2.4G/5G Wi-Fi;USB 2.0 port for USB recording, wired/wireless USB headsets and EXP50;Up to 16 SIP accounts ;Dual-port Gigabit Ethernet ;Optimal HD audio, HAC Handset;Paperless label design;Wall mountable;IEEE 802.3af PoE support, without PSU;EHS support for specific Jabra, Plantronics & Sennheiser wireless headsets via USB adapter, SKU #YKEHS40,1 x USB, Bluetooth support, optional DECT support (requires adapter, SKU #YKDD10K) for up to 4 x W52H / W53H / W56H SIP DECT handsets, add up to 3 expansion modules (sidecar / attendant console) SKU #YKEXP50, Opus audio codec support. Optional AC power supply, SKU #YKPSU2.