Grandstream HT813 1-Port FXS/FXO Analog Telephone Adapter [HT813]

Security

Media SRTP

Control TLS/SIPS/HTTPS

Management Syslog support, telnet, SSH, remote management using web browser

Tech Specs

Telephone Interfaces One (1) RJ11 FXS port, One (1) RJ11 FXO PSTN line port with lifeline support

Network Interface Two (2) 10/100Mbps ports (RJ45) with integrated NAT router

LED Indicators POWER, LAN, WAN, FXS, FXO

Factory Reset Button Yes

Voice, Fax, Modem

Telephony Features Caller ID display or block, call waiting, flash, blind or attended transfer, forward,
hold, do not disturb, 3-way conference

Voice Codecs G.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 IP T.38 compliant Group 3 Fax Relay up to 14.4kpbs and auto-switch to G.711 for Fax
Pass-through

Short/Long Haul Ring Load 3 REN: Up to 1km on 24 AWG

Caller ID Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID

Disconnect Methods Busy Tone, Polarity Reversal/Wink, Loop Current

Signaling

Network Protocols TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP,
TFTP, TELNET, STUN, SIP (RFC3261), SIP over TCP/TLS, SRTP, TR-069

QoS Layer 2 (802.1Q VLAN, SIP/RTP 802.1p) and Layer 3 (ToS, Diffserv, MPLS)

DTMF Method In-audio, RFC2833 and/or SIP INFO

Provisioning and Control HTTP, HTTPS, TFTP, SSH, TR-069, secure and automated provisioning using AES
encryption, syslog

Physical

Universal Power Supply Input: 100-240VAC, 50-60Hz
Output: 12V/0.5A

Environmental
Operational: 32º – 104ºF or 0º – 40ºC
Storage: 14º – 140ºF or -10º – 60ºC
Humidity: 10 – 90% Non-condensing

Dimension and Weight 
130.5 x 90.5 x 29 mm (L x W x D)
Weight: 0.142Kg

Compliance FCC/CE/C-TICK/ITU-K.21