Fanvil X4G-FANVIL – Enterprise IP Phone with 4 SIP Lines 4 SIP Lines HD Voice POE Enabled X4: Two Network interfaces (10M/100M) X4G: Two Network interfaces (10M/100M/1000M) 2.8 Inch Colour Display 2 LCDs (Main DSS) Handset(HS) / Hands-free(HF) / Headphone(HP) mode EHS support for Plantronics headsets Desktop / Wall-mount installation Economical and Environmental friendly package