Grandstream Networks HT812 v2, CNG, G.711, G.722, G.723, G.726-32, G.729ab, OPUS, VAD, T.38, musta, FCC/CE/RCM, K.21, TCP/IP/UDP, RTP/RTCP (RFC1889, 1890), HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, SSH,..., SIPS, SRTP, TLS

The Grandstream HT812 V2 is designed to provide VoIP telephony solutions, delivering a reliable communication experience. With support for a range of voice codecs, including G.711, G.722, and Opus, this adapter ensures clear voice transmission during calls. The device features two FXS ports, enabling the connection of standard telephones, allowing flexibility in setting up communication channels. Additionally, features such as echo cancellation, call forwarding, and three-way conferencing enhance the user experience, making it suitable for both home and office use.

Built to handle varying environmental conditions, the HT812 V2 operates efficiently within a temperature range of 0°C to 50°C and supports a humidity range of 10 to 90%. Its external form factor and wired connectivity ensure stable data transfer at rates of up to 1 Gbps. Compliance with multiple standards, including FCC and ITU-T K.21, demonstrates Grandstream's commitment to quality and reliability, making this VoIP phone adapter a valuable addition to any telecommunication setup.