Grandstream HandyTone HT812 v2 (HT ATA 812v2) adaptér VoIP SIP ATA, 2x FXS (517502)

The Grandstream HT812 v2 is a high-performance Voice over IP (VoIP) adapter designed for reliable and secure voice communication. It supports a wide range of audio codecs and network protocols, ensuring clear call quality and seamless integration into existing telephony systems. This compact device is ideal for home offices or small businesses seeking an affordable and feature-rich analog telephone adapter.

Key features

• Supports multiple voice codecs including G.711, G.722, G.723, G.726-32, G.729ab, OPUS, CNG, and VAD for optimized audio quality
• Compatible with T.38 fax relay for reliable fax transmission over IP networks
• Supports essential network protocols: TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, and SSH
• Advanced security features with SIPS, SRTP, and TLS encryption for secure communications
• Powered by AC input (100-240V, 50/60 Hz) for flexible installation
• Compact dimensions: 130 mm width, 90 mm depth, 28.5 mm height, in a black finish