G.726 16/24/32/40-kbps, LAN: 10/100 Mbps (auto-sensing) Ethernet, RJ-45, CP/IP, NAT, STUN, PPPoE, DHCP
Turns Your Broadband Service into a Phone
NETGEAR’s TA612V Broadband Voice Adapter is the ideal Voice over IP (VoIP) terminal adapter delivering convergent voice services to the home networking environment. The TA612V’s Netgear Intelligent Voice Provisioning Architecture (NIVPA) offers seamless interoperability to many of the leading VoIP service providers giving users an excellent plug-and-play experience.
The TA612V features two phone ports for connection to existing analog phones and fax machines. Its high performance voice DSP provides exceptional voice quality with adaptive jitter buffer and long G.165/G.168 echo tail.
A WAN Ethernet port connects the TA612V to the Internet via a broadband modem (cable, DSL), and a LAN Ethernet port is available to provide connectivity and router/firewall functionality for sharing the Internet connection with your computers. The TA612V supports prioritized voice traffic for optimum Quality of Service (QoS).
NETGEAR TA612V, Dropped Packet Log, Security Event Log, E-mail Log, G.711, SIP v2, G.71, u/A-law, G.726, 16/24/32/40-kbps, G.729 A/B, PCM Fax By-Pass, T.38 Fax Relay Protocols, -20 - 70 °C, 300 g, TCP/IP Operating Systems
NETGEAR TA612V. Firewall security: Dropped Packet Log, Security Event Log, E-mail Log. Voice codecs: G.711, VoIP protocols: SIP v2, G.71, u/A-law, G.726, 16/24/32/40-kbps, G.729 A/B, PCM Fax By-Pass, T.38 Fax Relay Protocols. Weight: 300 g. Compatible operating systems: TCP/IP Operating Systems, Dimensions (WxDxH): 171 x 113 x 22 mm, Supported WAN type: 10/100 Mbps Ethernet, RJ-45
Easy to set up and use out of the box, Able to make two VoIP calls simultaneously, Can sit horizontally or vertically to take up the minimum amount of space, Included voicemail box, Good call quality... 
If youre not using a combined modem/router, the units single Ethernet LAN port means youll need a switch to connect more than one PC, The automated voicemail prompts can be annoyingly slow to use... 
The TA612V is a solid unit that provides a low-cost way to make VoIP calls. It is a good choice for households or small home offices keen to cut their telephone bills.