Description The compact design is small and easy to carry. A more advanced version than PAP2. Unlocked version of PAP2T. Use any VOIP service. PAP2 supports DHCP. Supports SIP V2 protocol. Support fax and multi-voice compression G.711, G.726, G.729, G.723.1 Easy configuration through a web browser. Access encryption Automatically complete the firmware upgrade. Specification: Port: 1 10/100 M RJ-45 network connection. Port, 2 standard telephone interfaces, 1 power interface. Cable type: RJ45 five twisted pair. RJ11 standard telephone line base. Indicator lights: power, Ethernet, telephone (1-2). Network Protocol: SIP v2. Security features: Key management. Note: There might be a bit color distortions due to different computer resolutions. There might be size errors due to different computer resolutions. Package include: 1 * Unlocked Linksys PAP2T adapter. 1 * power adapter . 1 * network cable. 1 * Instruction manual (English only). Linksys PAP2T-NA Internet Telephony Adapter supports high-quality, feature-rich VoIP services through your broadband Internet connection Simply plug it into your home router or gateway and use two standard phone ports to connect to an analog phone or use one of the fax machines' ports Each phone port runs independently, with separate phone service and phone number, just like two phone lines Even with the Internet, you get clear reception and reliable fax connections A range of impressive special phone features with Linksys PAP2T Internet telephony and low domestic and international phone rates