„Grandstream Networks HT818 VoIP“ telefono adapteris

Grandstream Networks HT818. Voice codecs: G.711, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC, Fax compatibility: T.38, LED indicators: LAN, Power, WAN. xDSL connection type: ADSL. Supported network protocols: TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, STUN, SIP.... Security algorithms: AES, HTTPS, SIPS, SSL/TLS. Dimensions (WxDxH): 120 x 180 x 36 mm, Weight: 356 g

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

Features

Voice codecs: G.711, G.723.1, G.726, G.729A, G.729B, OPUS, iLBC
Fax compatibility: T.38
Feature: Reset button
LED indicators: LAN, Power, WAN
Certification: FCC/CE/RCM

Network

xDSL connection type: ADSL
Feature: Quality of Service (QoS) support

Call management

Feature: Caller ID
Feature: Conference call
Feature: Call waiting

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

Ports & interfaces

Ethernet LAN (RJ-45) ports: 2
Modem (RJ-11) ports: 8

Logistics data

Harmonized System (HS) code: 85177900

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Storage temperature (T-T): -10 - 60 °C
Operating relative humidity (H-H): 10 - 90%

Weight & dimensions

Dimensions (WxDxH): 120 x 180 x 36 mm
Weight: 356 g