"Prime Business Phone • 3.7"" 360*160 pixels graphical LCD with adjustable screen • Dual-port Gigabit Ethernet • no built-in Bluetooth and Wi-Fi, support via USB dongle • USB 2.0 port for USB recording, headsets, EXP50, and Bluetooth dongle, Wi-Fi dongle • Up to 12 VoIP accounts • Optimal HD audio, HAC Handset • Paperless label design • Wall mountable • IEEE 802.3af PoE support, without PSU"