Grandstream
Grandstream Networks HT812 v2 - Grandstream Networks HT812 v2, CNG, G.
The HT812 V2 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router. Built upon Grandstreams market-leading SIP ATA/gateway technology with millions of units successfully deployed worldwide, this powerful ATA features exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automated provisioning for volume deployment and device management, and outstanding network performance for home and office use. Ports & interfaces Ethernet LAN (RJ-45) ports: 2 Modem (RJ-11) ports: 2 Weight & dimensions Width: 130 mm Depth: 90 mm Height: 28.5 mm Weight: 353.33 g Power Power source type: AC AC input voltage: 100-240 V AC input frequency: 50/60 Hz Output voltage: 12 V Output current: 0.5 A Operational conditions Operating temperature (T-T): 0 - 50 °C Storage temperature (T-T): -10 - 60 °C Operating relative humidity (H-H): 10 - 90% Protocols Supported protocols: TCP/IP/UDP, RTP/RTCP (RFC1889, 1890), HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, SSH, Telnet, STUN (RFC3489, 5389), SIP (RFC3261), SIP over TCP/TLS, SRTP, SNMP, TR-069, IMS/3GPP, IPoE Network Quality of Service (QoS) support: Yes Security Security algorithms: SIPS, SRTP, TLS Call management Caller ID: Yes Conference call: Yes Call waiting: Yes Features Voice codecs: CNG, G.711, G.722, G.723, G.726-32, G.729ab, OPUS, VAD Fax compatibility: T.38 Product colour: Black Certification: FCC/CE/RCM, K.21Show more
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Price history (lowest price)
2026-07-12 – 2026-07-24min £58.29 · max £59.17
Product details
- Brands
- Grandstream
- GTIN
- 06947273705321