The Gigaset DE310 IP Pro voip telephone is an entry-level model from the Gigaset Pro series and can handle 2 SIP accounts. The Gigaset DE310 IP Pro has 2 network connections at 100 Mbps. 2 SIP accounts, 2 x 100 Mbps LAN, rotating display of 3 lines, Power over Ethernet, auto-provisioning, headset connection (RJ-9), HDSP sound quality, wall mounting possible.