SIP Analog Phone Adapter

Make/Receive both VoIP calls and regular PSTN calls" Auto-detection and auto-switch to VoIP or PSTN calls " Phone rings for all incoming VoIP and PSTN calls" VoIP or PSTN calls selected by phone key (**)" Supports SIP 2.0(RFC 3261), PPPoE, STUN, DHCP(both client and server) etc." Built-in router, NAT, gateway, LAN pass and DMZ port forwarding." Support various voice codec including G.711U, G.711A, G.729A." Support Caller ID/Name display or block." Support call hold, call waiting, call forwarding, and call transfer" Support in-band and out-of-band DTMF transfer." Dial plans, dial tone ,busy tone, ring back tone, alert tone can be set flexible." Support silence suppression, VAD, CNG, line echo cancellation (G.168), AGC, and QoS." Support standard encryption and authentication (DIGEST using MD5 and MD5-sess)." Support automated NAT traversal without manual manipulation of firewall/NAT." Support firmware upgrade via TFTP, FTP and HTTP.LAN Interface 1 x RJ45 10/100 Base-T WAN Interface 1 x RJ45 10/100 Baste-T FXS telephone port 1 x FXS FXO PSTN port 1 x FXO LED Status, PSTN, VoIP Universal Switching Power Adapter Input : 100-240VAC, 50-60 Hz Output : +5V DC, 1200mA