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GXW4248

Grandstream GXW4248 VoIP

– 48 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED

– Gigabit Ethernet and a backlit 128×32 graphic LCD display with support for multiple languages

– 2 SIP server profiles per system and independent SIP account per port

– Supported voice/fax codecs include G.711, G.723.1, G.726, G.729A/B, iLBC, T.38 Fax

– Advanced carrier grade 128ms-tail-length line echo cancellation

Price: 30.625.000 ₫

*Giá trên chưa bao gồm VAT*

Kho: Sẵn hàng

Số lượng:

Description

The Grandstream GXW4248 is a next generation high performance high-density VoIP gateway that is fully compliant with SIP standards and broadly interoperable with various VoIP systems, analog PBX and phones on the market. The GXW4248 features 48 FXS analog telephone ports, superb voice quality, rich telephony functionalities, easy provisioning , flexible dialing plans, advanced security protection, and excellent performance in handling high volume voice calls.

The Grandstream GXW4248 analog gateway offers small-to-medium businesses a cost-effective hybrid IP and analog telephone system that allows them to enjoy the benefits of VoIP communications while preserving investment on existing analog phones, fax machines and legacy PBX systems.

Features

– 48 telephone FXS ports with both RJ11 and 50-pin Telco connectors, as well as per port LED

– Gigabit Ethernet and a backlit 128×32 graphic LCD display with support for multiple languages

– 2 SIP server profiles per system and independent SIP account per port

– Supported voice/fax codecs include G.711, G.723.1, G.726, G.729A/B, iLBC, T.38 Fax

– Advanced carrier grade 128ms-tail-length line echo cancellation

– Over-voltage and over-current protection (ITU-T K.21 Basic Test Level)

– Support VMWI, NEON LED and stutter tone for message waiting indication

– Automated provisioning using TR-069 or AES encrypted XML configuration file; TLS/SRTP/HTTPS for advanced security and privacy protection

Specifications

FXS Ports 48 FXS
Ethernet Ports 1 RJ45 10/100Mbps RJ45
PSTN Line Port 2×50-pin Telco connectors
LED indicators LAN Link, LAN Activity, Connection Per Telephone Port
LCD display Backlit 128 x 32 graphic LCD display with support for multiple languages
Voice Compression G.711, G.723.1, G.726 , G.729 A/B, iLBC
Fax over IP T.38 compliant Group 3 Fax Relay up to 14.4kbps and auto-switch to G.711 for Fax pass-through, Fax data pump V.17, V21, V.27ter, V.29 for T.38 fax relay
Telephony Feature Caller ID display or block, call waiting, blind or attended call transfer, call forward, do not disturb, 3-way conference, last call return, paging, message waiting indicator LED (NEON LED) support and stutter tone, auto dial
QoS DiffServ, TOS, 802.1P/Q VLAN tagging
Network Protocols TCP/ UDP, RTP/ RTCP, HTTP/ HTTPS, ARP, ICMP, DNS, DHCP, NTP, TFTP, TELNET, PPPoE, STUN, LLDP (pending)
DTMF Method Flexible DTMF transmission methods including In-audio, RFC2833, and/or SIP INFO
Signaling SIP (RFC 2361) over UDP/ TCP/ TLS
SIP Server Profiles & Accounts Per System 4 distinct SIP server profile per system and indepentent SIP account per telephone port
Security Support for SRTP, TLS/ SIPS, HTTPS, 802.1x
Management Syslog, HTTPS, Web brower, voice prompt, TR-069
Power Input Input: 100 ~ 240VAC, 50 ~ 60Hz

Output: 12 VDC, 5A

Compliance FCC, CE
Dimension 440 x 255 x 44 mm
Weight 3.21 kg

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Tư Vấn Mua Hàng

Ms. Vũ Thị Hòa | Vũ Thị Hòa

0964527700 | kinhdoanh2@tht.com.vn

Ms. Mai Tường Vy | Mai Tường Vy

0964507700 | kinhdoanh3@tht.com.vn

Mr.Hải Tú | Lê Hải Tú

0983057066 | tulh@tht.com.vn

Hỗ trợ kỹ thuật

support@tht.com.vn

0904899990

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