Sangoma P315 a effective solution for professional VoIP telephony in the office with Gigabit Ethernet speed P315 is part of the Sangoma Value Based IP Phone Series It supports 2 SIP lines and has a 24inch color display enjoyable to use Specifications. Display 24 in 320 x 240 px color. Audio Codecs G722 G722ua G726 G729a. Ethernet 2x Gigabit PoE. Handset 1x RJ9. Headset 1x RJ9 with EHS. Weight 24 lbs