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