Grandstream HT818 - VoIP 8-Port Gateway

Built for Users Looking for a Strong Analog-to-VoIP Converter, the HT818 is a Powerful 8-Port VoIP Gateway with 8 FXS Ports and an Integrated Gigabit NAT Router

The Grandstream HT818 is a powerful 8-Port VoIP Gateway with 8 FXS Ports and an integrated Gigabit NAT Router. Ideal for users who are looking for a strong Analog-to-VoIP Converter. It features Grandstreams market leading SIP/ATA Gateway Technology, the 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.

Features

• 8 Lines
• Strong AES Encryption
• Automated and Secure Provisioning Options using TR069
• 3 Way Voice Conferencing
• HD Exceptional Voice Quality with Wideband HD Codec
• Supports T.38 Fax for Reliable Faxover-IP
• Supports Dual Gigabit Network Ports
• High Performance NAT Router

Interfaces:

• Telephone Interfaces - Eight (8) RJ11 FXS Ports; can be Expanded by Peering with an FXS Gateway
• Network Interface - Two (2) 10/100/1000Mbps RJ45 Ports
• LED Indicators - POWER, LAN, WAN, PHONE1, PHONE2, PHONE3, PHONE4, PHONE5, PHONE6, PHONE7, PHONE8
• Factory Reset Button

Voice, Fax, Modem

• Telephone 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.722, 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

Signaling

• Media - SRTP
• Control - TLS/SIPS/HTTPS, SDP(RFC 2327), Refer (RFC 3515), Offer/Answer (RFC3265) SIP V2.0 (RFC 3261, 3262, 3264), RFC3261 ETC (3GPP TS 24.629, RFC 3515, RFC 3891, RFC 3892) SIP Session Timer (RFC 4028)
• Management - Syslog Support, SSH, Remote Management using Web Browser

Physical

• Universal Power Supply Input - 100-240VAC, 50-60Hz Output -12V/1.5A
• Dimensions - (L)180mm*(W)120mm*(H)36mm - Weight - 356g