Grandstream HT-812 IP Analog Telephone Adapter (ATA) 2 FXS, 2 Port Lan, รองรับ T.38, 2 SIP Account

Product Specification

Overview

Grandstream HT-812 อุปกรณ์ IP Analog Telephone Adapter (ATA) 2 FXS, Integrated NAT router, 2 Port Lan 10/100Mbps, รองรับ T.38, 2 SIP Account

Telephone Interfaces

Two (2) FXS port (RJ11)

Network Interfaces

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

LED Indicators

Power,WAN, LAN, PHONE and LINE

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.723.1A, G.729A/B/E, G.728, G.726-40/32/24/16, iLBC

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 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, 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, TELNET, TFTP, TR-069 , secure and automated provisioning using AES encryption, syslog

Media

SRTP

Control

TLS/SIPS/HTTPS

Management

Syslog support, telnet, remote management using web broswer

Universal Power Supply

Input: 100-240VAC, 50-60Hz
Output: 12V VDC, 0.5A

Environmental

Operational: 32? ~ 104?F or 0? ~ 40?C;
Storage: -10 ~ 130?F
Humidity: 10 - 90% non condensing

Dimensions

28.5 x 130 x 90 mm (H x W x D)
Weight: 353.33g

Compliance

FCC (Part 68 & 15B), C-Tick, AS/NZS CISPR22, CISPR24, CE, EN55022, EN55024,

TBR21, EN60950, EN61000-3-2, EN61000-3-3, UL (Power supply)

รับประกัน

1 ปี