Grandstream Networks HT812 v2
Grandstream Networks HT812 v2, CNG, G.711, G.722, G.723, G.726-32, G.729ab, OPUS, VAD, T.38, Black, FCC/CE/RCM, K.21,...Read full description ↓
| Date | Price |
|---|---|
| 10 July 2026 | £62 |
| 15 July 2026 | £62 |
| 20 July 2026 | £62 |
| 26 July 2026 | £62 |
| 3 August 2026 | £62 |
| 8 August 2026 | £62.05 |
| 17 August 2026 | £62 |
| 25 August 2026 | £62 |
| 2 September 2026 | £62 |
| 7 September 2026 | £62 |
| 13 September 2026 | £62 |
| 20 September 2026 | £62.05 |
| 28 September 2026 | £50.69 |
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Product Information
The HT812 V2 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated
Gigabit NAT router. Built upon Grandstream’s 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.
Product
- Name
- Grandstream Networks HT812 v2
- Category
- VoIP Telephone Adapters
- Brand
- Grandstream Networks
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
Security
- Security algorithms
- SIPS, SRTP, TLS
Weight & dimensions
- Width
- 130 mm
- Depth
- 90 mm
- Height
- 28.5 mm
- Weight
- 353.33 g
Call management
- Caller ID
- Yes
- Conference call
- Yes
- Call waiting
- Yes
Network
- Quality of Service (QoS) support
- Yes
Ports & interfaces
- Ethernet LAN (RJ-45) ports
- 2
- Modem (RJ-11) ports
- 2
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%
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.21
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