"Prime Business Phone • 4.3"" 480*272 pixels TFT LCD with adjustable screen • Built-in Bluetooth 4.2 and dual band 2.4G/5G Wi-Fi • Dual-port Gigabit Ethernet • USB 2.0 port for USB recording, wired/wireless USB headsets and EXP50 • Up to 16 VoIP accounts • Optimal HD audio, HAC Handset • Paperless label design • Wall mountable • IEEE 802.3af PoE support, without PSU"