Bộ chuyển đổi ATA VoIP Grandstream HT503
– 1 port FXS và 1 FXO.
– Hỗ trợ 2 SIP Acount trên nhà cung cấp dịch vụ.
– 2 cổng 10/100 Mbps Ethernet RJ45 (1 LAN, 1 WAN)
– Đèn báo trạng thái nguồn, Phone, Line PSTN, Mạng, Massage.
– Hoàn toàn tương thích với các chuẩn thoại hiện hành
– Kết nối với Phone hoặc Fax
– Web cấu hình và quản lý dễ dàng.
– Tính năng Caller ID, Call Waiting, Hội nghị 3 bên.
Đặc tính kỹ thuật
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Ethernet Ports
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2 RJ45 (LAN/WAN)
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NAT/Router
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Yes
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DHCP
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Client/Server
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FXS Port
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1
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FXO Port
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1
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PSTN Pass-through Port
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Yes
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Voice Mail Indicator
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Yes
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Voice Codec
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G.711(a/u-law), G.723.1, G.729A/B/E, G.726-40/32/24/16 and iLBC, T.38 fax
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Remote Configuration
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HTTP/HTTPS/Telnet/TFTP Provisioning
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Telephone Interfaces
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1 FXS telephone port (RJ11), 1 FXO PSTN line port (RJ11) with lifeline support
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Network Interfaces
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Two (2) 10M/100 Mbps ports (RJ-45) with integrated NAT router
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LED Indicators
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Power, WAN, LAN, PHONE and LINE
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Reset Button
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Factory reset button
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Telephony Features
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caller ID display or block, call waiting wither caller ID, flash, blind or attended call transfer, hold, call forward, do not disturb, 3-way conferencing
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Voice Codec
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G.711 Annex I (PLC) and Annex II (VAD/CNG format), G.723.1A, G.729A/B/E, G.726-40/32/24/16, iLBC
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Voice over Packet
Capabilities
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Voice Activity Detection (VAD) with Comfort Noise Generation (CNG) and Packet Loss Concealment (PLC), Dynamic Jitter Buffer, G.168 compliant Line Echo Cancellation
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Fax over IP
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T.38 compliant Group 3 Fax Relay up to 14.4kpbs, Fax Datapump V.17, V.19, V.27ter, V.29 for T.38 fax relay
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DHCP Server/Client
NAT router
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Yes, can operate in NAT Router or Switched Mode
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Network Protocols
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TCP/UDP/IP, RTP/RTCP, HTTP/HTTPS, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, PPPoE, STUN
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QoS
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Support Layer 2 (802.1Q VLAN, 802.1p), Layer 3 QoS (ToS, DiffServ) QoS
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IP Signaling
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SIP (RFC 3261), SIP over TCP/TLS, SRTP, up to 2 SIP account profiles, symmetric and asymmetric RTP/codec in any call sessions
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DTMF Method
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RFC2833, and/or SIP INFO
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Provisioning &
Management
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TFTP, HTTP, HTTPS, Telnet, secure and automated provisioning system for large deployment, syslog
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Universal Power Supply
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Output: 12VDC, 0.5A; Input: 100–240 VAC, 50-60 Hz
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Environmental
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Operational: 32°–104°F or 0°–40°C ,Storage: 10°–130°F,Humidity: 10–90% Non-condensing
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Dimensions (H x W x D)
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25mm x 115mm x 75mm (when laying flat); 115mm x 25mm x 75mm (standing up)
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Short and long haul
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REN3: Up to150 ft on 24 AWG line
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Caller ID
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Bellcore Type 1 & 2, ETSI, BT, NTT, and DTMF-based CID
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Polarity Reversal/Wink
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Yes
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EMC
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FCC/CE, EN55022/EN55024 and FCC part15 Class B
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Safety
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UL
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– Sản phẩm chính hãng Grandstream của Mỹ.
– Sản xuất tại Trung Quốc.
– Bảo hành: 12 tháng.
0904937368 Sale- 1 HỖ TRỢ KỸ THUẬT
