Grandstream HT818 Voip Telephone Adapter HT818

The HT818 is a powerful 8-port VoIP gateway with 8 FXS ports and an integrated Gigabit NAT router. Built for users looking for a strong analog-to-VoIP converter, it features Grandstream�s market-leading SIP ATA/gateway technology with millions of units successfully deployed worldwide. This powerful gateway carries 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 enterprise use.

- Supports 2 SIP profiles and 8 FXS ports
- Strong AES encryption with security certificate per unit
- Automated & secure provisioning options using TR069
- 3-way voice conferencing per port
- Exceptional voice quality with wide-band HD codec
- Supports T.38 Fax for reliable Fax-over-IP
- Supports dual Gigabit network ports
- High performance NAT router

Call management



Call waiting



Yes


Caller ID



Yes


Conference call



Yes


Features



Certification



FCC/CE/RCM


Fax compatibility



T.38


LED indicators



LAN, Power, WAN


Reset button



Yes


Voice codecs



G.711, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC


Logistics data



Harmonized System (HS) code



85177900


Network



Quality of Service (QoS) support



Yes


xDSL connection type



ADSL


Operational conditions



Operating relative humidity (H-H)



10 - 90 %


Operating temperature (T-T)



0 - 40 �C


Storage temperature (T-T)



-10 - 60 �C


Package dimensions



Gross Weight (Package, kg)



0.91 kg


Ports & interfaces



Ethernet LAN (RJ-45) ports



2


Modem (RJ-11) ports



8


Product dimensions



Net Weight (Product, kg)



0.7 kg


Protocols



Supported network protocols



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


Security



Security algorithms



AES, HTTPS, SIPS, SSL/TLS


Vendor information



Brand Name


Grandstream


Warranty



1 Year(s)


Weight & dimensions



Dimensions (WxDxH)



120 x 180 x 36 mm