Features: 1) Model: EMG-202 (SIP or H.323) 2) Phone port: 1 x RJ11 connect to a telephone set. This telephone set can make PSTN call through the line port or VoIP call through Ethernet or modem connection 3) Line port: 1 x RJ11 connect to the PSTN line, built-in V.90 modem function, work between PSTN call and modem function 4) LAN port: 1 x RJ45 10 / 100 base-T Ethernet, line auto-sensing / switching 5) WAN port: 1 x RJ45 10 / 100 base-T Ethernet, line auto-sensing / switching 6) Power over Ethernet (option) 802.3af function 7) LCD display: 2 x16 characters 8) Universal switching power adapter: input: 100 - 240V AC; output: 12V DC, 350mA 9) Dimensions (W x D x H): 146 x 80 x 32mm 10) Weight: 500g 11) Operating temperature: 32 - 104°F (0 - 40°C) 12) Humidity: 10 - 95% (non-condensing) 13) EMI compliance: UL / EN / FCC class B