Description
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.
- Supports multiple voice codecs for clear communication
- Two FXS ports for connecting standard telephones
- Advanced telephony features enhance user experience
- Operates efficiently in wide temperature and humidity ranges
- Data transfer rate up to 1 Gbps
- Robust telecommunications capabilities
The HT812 V2 supports various VoIP protocols such as SIP and SRTP, providing a reliable foundation for Internet telephony. With advanced voice codecs like G.729A/B and T.38, users can experience high-quality audio and fax transmissions without interruptions. - Versatile connectivity options
Featuring two FXS ports, this adapter allows users to connect and utilize traditional telephones alongside VoIP solutions. The RJ-11 and RJ-45 connectors ensure compatibility with existing devices. - Comprehensive telephony features
With features including call forwarding, caller ID, and three-way conferencing, the HT812 V2 enhances telephone functionality, allowing users to manage their communications effectively and efficiently. - Reliable performance in diverse conditions
Designed for a wide operational range, the HT812 V2 operates smoothly between temperatures of 0°C to 50°C and maintains performance in humidity levels of 10 to 90%. - Secure and efficient data handling
This adapter employs AES and TLS encryption algorithms, ensuring that communications remain secure. Its compliance with IEEE 802.1Q standards supports efficient traffic management and quality of service.
What’s in the Box
- Grandstream HT812 v2
- External power adapter
Main Specifications
Product Description | Grandstream HT812 V2 – VoIP phone adapter |
Device Type | VoIP phone adapter |
Form Factor | External |
Ports Qty | 2 |
Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
VoIP Protocols | SIP, SRTP |
Telephony Interfaces | 2 phone (FXS) |
Power | AC 100-240 V (50 – 60 Hz) |
Dimensions (WxDxH) | 28.5 cm x 13 cm x 9 cm |
Weight | 353.33 g |
Extended Specifications
General
Device Type | VoIP phone adapter |
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Width | 28.5 cm |
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Depth | 13 cm |
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Height | 9 cm |
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Weight | 353.33 g |
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Networking
Form Factor | External |
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Ports Qty | 2 |
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Connectivity Technology | Wired |
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Data Transfer Rate | 1 Gbps |
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Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
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Network / Transport Protocol | TCP/IP, UDP/IP, RTP, RTCP, ARP, RARP, DNS, DHCP, NTP, IPoE |
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Routing Protocol | MPLS |
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Remote Management Protocol | TR-069, XML, HTTP, HTTPS, ICMP, SNMP, SSH |
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Status Indicators | Power, LAN, phone |
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Features | NAT support, reset button, DTMF support, Layer 3 switching, ToS, DiffServ support, traffic shaping, Layer 2 switching, Syslog support, QoS |
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Encryption Algorithm | TLS, AES |
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Compliant Standards | IEEE 802.1Q |
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IP Telephony
VoIP Protocols | SIP, SRTP |
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Voice Codecs | T.38, G.711, G.722, G.723.1, G.729A/B, G.726-32, iLBC, Opus |
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Telephony Interfaces | 2 phone (FXS) |
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IP Telephony Features | Caller ID, call waiting, call forwarding, call hold, call transfer, dynamic jitter buffer, echo cancellation, IP Multimedia Subsystem (IMS) support, 3-way conferencing |
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Expansion / Connectivity
Interfaces | 2 x FXS – RJ-11 2 x 1000Base-T – RJ-45 |
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Miscellaneous
Compliant Standards | FCC, RCM, ITU-T K.21 |
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Power
Power Device | External power adapter |
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Voltage Required | AC 100-240 V (50 – 60 Hz) |
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Environmental Parameters
Min Operating Temperature | 0 °C |
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Max Operating Temperature | 50 °C |
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Humidity Range Operating | 10 – 90% (non-condensing) |
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