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  3. Grandstream HT812 - ATA analog telephone adapter with 2 FXS ports and Gigabit NAT router [VoIP-HT-812] Grandstream HT812 - ATA analog telephone adapter with 2 FXS ports and Gigabit NAT router
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Grandstream HT812 - ATA analog telephone adapter with 2 FXS ports and Gigabit NAT router

[VoIP-HT-812] Grandstream HT812 - ATA analog telephone adapter with 2 FXS ports and Gigabit NAT router

    44.10 € 49.27 € 49.27 EUR

    44.10 €

    59.62 € 59.62 € with taxes

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    Designed for users looking to connect their analog devices to a VoIP network at home or in the office. The HT812 is a powerful analog phone adapter that is easy to deploy and manage. It comes equipped with 2 FXS ports and an integrated Gigabit NAT router.

    Grandstream HT812 ATA analog telephone adapter 2 FXS ports and Gigabit NAT Router

    The HT812 is a 2-port FXS analog telephone adapter (ATA) and Gigabit NAT router.

    The HT812 is an advanced 2-port analog telephone adapter (ATA) with 2 FXS ports and an integrated Gigabit NAT router. Designed based on Grandstream's market leading ATA/gateway SIP technology with millions of units successfully installed worldwide, this powerful ATA offers exceptional voice quality in various application environments, strong encryption with unique security certificate per unit, automatic provisioning for volume deployment and device management, and excellent network performance for home and office use.

    Key features: 

    • Supports 2 SIP profiles via 2 FXS ports and dual Gigabit ports
    • Includes a built-in NAT router that can support speeds up to 100MBps
    • TLS and SRTP security encryption technology to protect calls and accounts
    • Automatic provisioning options include TR-069 and XML configuration files
    • Supports 3-way voice conferencing
    • SIP server with failover function automatically switches to secondary server if primary server loses connection
    • Supports Fax T.38 to create Fax-over-IP
    • Supports a wide range of caller ID formats
    • Use with Grandstream's UCM series IP PBXs for configuration-free provisioning
    • Supports advanced telephony features such as call forwarding, call forwarding, call waiting, do not disturb, message waiting indication, multi-language messaging, flexible dialing plan and more

    HT812
    Interfaces
    Telephone InterfacesTelephone Interfaces
    Network InterfacesTwo (2) 10/100/1000Mbps RJ45 ports
    LED indicatorsPOWER, LAN, WAN, PHONE1, PHONE2
    Factory Reset ButtonYes
    Voice, Fax, Modem
    Telephony FunctionsCaller ID display or blocking, call waiting, flash, unsupervised or supervised transfer, call forwarding, hold, do not disturb, 3-way conferencing
    Voice CodecsG.711 with Annex I (PLC) and Annex II (VAD/CNG), G.723.1, G.729A/B, G.726, iLBC, OPUS, Dynamic Jitter Buffer, Advanced Line Echo Cancellation
    Fax Over IPGroup 3 Fax Relay compatible with T.38 up to 14.4kpbs and automatic switching to G.711 for pass-through faxing.
    Short/Long Distance Ring Load3 REN, up to 1 km in 24AWG line
    Caller IDBellcore Type 1 and 2, ETSI, BT, NTT and DTMF-based CIDs
    Disconnection MethodsBusy Tone, Reverse Polarity/Wink, Loop Current
    Signage
    Network ProtocolsTCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP,
    ICMP, DNS, DHCP, NTP, TFTP, TELNET, STUN,
    SIP (RFC3261), SIP over TCP/TLS, SRTP, TR-069
    QoSLayer 2 (802.1Q VLAN, SIP/RTP 802.1p) y Layer 3 (ToS, Diffserv, MPLS)
    DTMF methodIn-audio, RFC2833 and/or SIP INFO
    Procurement and ControlHTTP, HTTPS, TELNET, TFTP, TR-069, secure and automatic provisioning using AES encryption, syslog
    Security
    MediaSRTP
    ControlTLS/SIPS/HTTPS
    ManagementSupport for syslog, telnet, remote management using web browser
    Physical Specifications
    Universal Power SupplyInput: 100-240VAC, 50-60Hz Output: 12V/0.5A
    EnvironmentOperation: 32° - 104°F or 0° - 40°C
    Storage: 14° - 140°F or -10° - 60°C
    Humidity: 10 - 90% Non-condensing
    Dimension and Weight28.5 x 130 x 90 mm (Height x Width x Diameter) Weight: 353.33g
    ComplianceFCC/CE/RCM
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