Grandstream HT-818 Analog-To-VoIP converter 8-Port VoIP Gateway, 8 FXS ports 2 Port Lan Gigabit

Product Specification

Overview

Grandstream HT-818 Analog-To-VoIP converter 8-Port VoIP Gateway, 8 FXS ports, 2 Port Lan Gigabit NAT Router

Telephone Interfaces

Eight (8) RJ11 FXS ports

Network Interfaces

Two (2) 10/100Mbps ports (RJ45)

LED Indicators

POWER, LAN, WAN, PHONE1, PHONE2, PHONE3, PHONE4, PHONE5, PHONE6, PHONE7, PHONE8

Factory Reset Button

Yes

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

2 REN, up to 1km on 24AWG line

Caller ID

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

Disconnect Methods

Busy Tone, Polarity Reversal/Wink, Loop Current

Network Protocols

TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, SSH, 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, SSH, TFTP, TR-069 , secure and automated provisioning using AES encryption, syslog

Media

SRTP

Control

TLS/SIPS/HTTPS

Management

Syslog support, SSH, remote management using web browser

Universal Power Supply

Input: 100-240VAC, 50-60Hz
Output: 12V/1.5A

Environmental

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

Dimensions

(L)180mm*(W)120mm*(H)36mm
356g

Compliance

FCC/CE/RCM

รับประกัน

1 ปี