{"product_id":"grandstream-ht812-v2","title":"Grandstream HT812-V2 2-Port FXS ATA with Gigabit NAT Router SIP T.38 TLS-SRTP","description":"\u003cdiv data-content-region=\"product_above_description\"\u003e\u003c\/div\u003e\n              \u003cdiv class=\"tabheader\"\u003e\n    \n\n        \u003ca href=\"#product-desctab\" class=\"tabtitle active\"\u003ePRODUCT SPECIFICATIONS\u003c\/a\u003e\n        \u003ca href=\"#product-extrainfo\" class=\"tabtitle\"\u003eMore Information\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tabcontent\"\u003e\n\n\n        \u003ch2 id=\"product-desctab\" name=\"product-desctab\" class=\"productView-title\"\u003ePRODUCT SPECIFICATIONS\u003c\/h2\u003e\n        \u003cdiv data-content-region=\"product_below_description_title\"\u003e\u003c\/div\u003e\n        \u003cdiv\u003e\n            \u003cp\u003e    \u003cstrong\u003eGrandstream HT812-V2 Powerful 2-port ATA with Gigabit NAT Router \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"text-align:justify;\"\u003e    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. \u003c\/p\u003e\n\u003cp\u003e    \u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e    \u003cli\u003e        Supports 2 SIP profiles through 2 FXS ports and dual Gigabit ports    \u003c\/li\u003e    \u003cli\u003e        Includes a built-in NAT router which can handle routing speeds up to 100MBps    \u003c\/li\u003e    \u003cli\u003e        TLS and SRTP security encryption technology to protect calls and accounts    \u003c\/li\u003e    \u003cli\u003e        LED Indicators - POWER, NET1, NET2, PHONE1, PHONE2    \u003c\/li\u003e    \u003cli\u003e        Automated provisioning options include TR-069 and XML config files    \u003c\/li\u003e    \u003cli\u003e        Supports 3-way voice conferencing    \u003c\/li\u003e    \u003cli\u003e        Failover SIP server automatically switches to secondary server if main server loses connection    \u003c\/li\u003e    \u003cli\u003e        Supports T.38 Fax for creating Fax-over-IP    \u003c\/li\u003e    \u003cli\u003e        Supports a wide range of caller ID formats    \u003c\/li\u003e    \u003cli\u003e        Use with Grandstream’s UCM series of IP PBXs for Zero Configuration provisioning    \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ctechdescription\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/techdescription\u003e\u003c\/p\u003e\n\u003cul\u003e    \u003cli\u003e        \u003cstrong\u003eInterfaces:\u003c\/strong\u003e        \u003cul\u003e            \u003cli\u003e                Telephone Interfaces: Two (2) RJ11 FXS ports; can be expanded by peering with an FXS gateway            \u003c\/li\u003e            \u003cli\u003e                Network Interfaces: Two (2) 10\/100\/1000Mbps RJ45 ports            \u003c\/li\u003e            \u003cli\u003e                LED Indicators: POWER, NET1, NET2, PHONE1, PHONE2            \u003c\/li\u003e            \u003cli\u003e                Factory Reset Button: Yes            \u003c\/li\u003e        \u003c\/ul\u003e    \u003c\/li\u003e    \u003cli\u003e        \u003cstrong\u003eVoice, Fax, Modem:\u003c\/strong\u003e        \u003cul\u003e            \u003cli\u003e                Telephony Features: Caller ID display or block, call waiting, flash, blind or attended transfer, forward, hold, do not disturb, 3-way conference            \u003c\/li\u003e            \u003cli\u003e                Voice Codecs G.711 with Annex I (PLC) and Annex II (VAD\/CNG), G.722, G.723.1, G.729A\/B, G.726-32, iLBC, OPUS, dynamic jitter buffer, advanced line echo cancellation            \u003c\/li\u003e            \u003cli\u003e                Fax Over IP: T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax Pass-through            \u003c\/li\u003e            \u003cli\u003e                Short\/Long Haul Ring Load: 3 REN, up to 1km on 24AWG line            \u003c\/li\u003e            \u003cli\u003e                Caller ID: Bellcore Type 1 \u0026amp; 2, ETSI, BT, NTT, and DTMF-based CID            \u003c\/li\u003e            \u003cli\u003e                Dial Methods: DTMF, Pulse            \u003c\/li\u003e            \u003cli\u003e                Disconnect Methods: Busy Tone, Polarity Reversal\/Wink, Loop Current            \u003c\/li\u003e        \u003c\/ul\u003e    \u003c\/li\u003e    \u003cli\u003e        \u003cstrong\u003eSignaling:\u003c\/strong\u003e        \u003cul\u003e            \u003cli\u003e                Network 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            \u003c\/li\u003e            \u003cli\u003e                QoS: Layer 2 (802.1Q VLAN, SIP\/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS), Traffic shaping            \u003c\/li\u003e            \u003cli\u003e                DTMF Method: In-audio, RFC2833 and\/or SIP INFO            \u003c\/li\u003e            \u003cli\u003e                Provisioning and Control: HTTP, HTTPS, SSH, TFTP, TR-069 , secure and automated provisioning using AES encryption, syslog            \u003c\/li\u003e        \u003c\/ul\u003e    \u003c\/li\u003e    \u003cli\u003e        \u003cstrong\u003eSecurity:\u003c\/strong\u003e        \u003cul\u003e            \u003cli\u003e                Media: SRTP            \u003c\/li\u003e            \u003cli\u003e                Control:                \u003cul\u003e                    \u003cli\u003e                        TLS\/SIPS\/HTTPS, SDP(RFC 2327), Refer (RFC 3515), Offer\/Answer (RFC3265)                    \u003c\/li\u003e                    \u003cli\u003e                        SIP V2.0 (RFC 3261, 3262, 3264), RFC3261                    \u003c\/li\u003e                    \u003cli\u003e                        ETC (3GPP TS 24.629, RFC 3515, RFC 3891, RFC 3892)                    \u003c\/li\u003e                    \u003cli\u003e                        SIP Session Timer (RFC 4028)                    \u003c\/li\u003e                \u003c\/ul\u003e            \u003c\/li\u003e            \u003cli\u003e                Management: Syslog support, SSH, remote management using web browser            \u003c\/li\u003e        \u003c\/ul\u003e    \u003c\/li\u003e    \u003cli\u003e        \u003cstrong\u003ePhysical:\u003c\/strong\u003e        \u003cul\u003e            \u003cli\u003e                Universal Power Supply:                \u003cul\u003e                    \u003cli\u003e                        Input: 100-240VAC, 50-60Hz                    \u003c\/li\u003e                    \u003cli\u003e                        Output: 12V\/0.5A                     \u003c\/li\u003e                \u003c\/ul\u003e            \u003c\/li\u003e            \u003cli\u003e                Environmental:                \u003cul\u003e                    \u003cli\u003e                        Operational: 32º – 123ºF or 0º – 50ºC                    \u003c\/li\u003e                    \u003cli\u003e                        Storage: 14º – 140ºF or -10º – 60ºC                    \u003c\/li\u003e                    \u003cli\u003e                        Humidity: 10 – 90% Non-condensing                    \u003c\/li\u003e                \u003c\/ul\u003e            \u003c\/li\u003e            \u003cli\u003e                Dimension: 28.5 x 130 x 90 mm (H x W x D)            \u003c\/li\u003e            \u003cli\u003e                Weight: 353.33g            \u003c\/li\u003e        \u003c\/ul\u003e    \u003c\/li\u003e    \u003cli\u003e        \u003cstrong\u003eCompliance:\u003c\/strong\u003e        \u003cul\u003e            \u003cli\u003e                 FCC\/CE\/RCM, K.21            \u003c\/li\u003e        \u003c\/ul\u003e    \u003c\/li\u003e\n\u003c\/ul\u003e\n            \u003c!-- snippet location product_description --\u003e\n        \u003c\/div\u003e\n        \u003cdiv data-content-region=\"product_below_description_body\"\u003e\u003c\/div\u003e\n\n        \u003ch2 id=\"product-extrainfo\" name=\"product-extrainfo\" class=\"productView-title\"\u003e\n            More Information\n        \u003c\/h2\u003e\n\n    \u003cdiv data-content-region=\"product_above_info_table\"\u003e\u003c\/div\u003e\n    \u003cdiv class=\"productView-table\"\u003e\n    \u003c!-- \n        \u003cdiv class=\"productView-table-row\"\u003e\n            \u003cdiv class=\"productView-table-header\"\u003eBrand:\u003c\/div\u003e\n            \u003cdiv class=\"productView-table-data\" data-product-weight\u003eGrandstream\u003c\/div\u003e\n        \u003c\/div\u003e\n     --\u003e\n\n        \u003cdiv class=\"productView-table-row\"\u003e\n            \u003cdiv class=\"productView-table-header\"\u003eMFRPartNum:\u003c\/div\u003e\n            \u003cdiv class=\"productView-table-data\"\u003eHT812-V2\u003c\/div\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv data-content-region=\"product_below_info_table\"\u003e\u003c\/div\u003e\n\n    \u003cdiv data-content-region=\"product_below_warranty\"\u003e\u003c\/div\u003e\n\n    \u003cdiv data-content-region=\"product_below_videos\"\u003e\u003c\/div\u003e\n    \u003cdiv data-content-region=\"product_above_reviews\"\u003e\u003c\/div\u003e\n    \u003cdiv data-content-region=\"product_below_reviews\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n          \u003cdiv data-content-region=\"product_below_description\"\u003e\u003c\/div\u003e","brand":"Grandstream","offers":[{"title":"Default Title","offer_id":51395020259606,"sku":"HT812-V2","price":63.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/6675\/1766\/files\/HT812-V2__63188.1773947480.386.513.png?v=1780844272","url":"https:\/\/ehubamerica.com\/products\/grandstream-ht812-v2","provider":"Ehubamerica","version":"1.0","type":"link"}