Grandstream GXW4502 VoIP
– 2x E1/T1/J1 RJ45 port supporting up to 60 simultaneous VoIP calls
– 128×32 dot matrix graphic LCD Display with DOWN and OK buttons
– Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2
– Dual Gigabit auto- sensing RJ45 network ports with integrated NAT router
Price: 43.500.000 ₫
*Giá trên chưa bao gồm VAT*
Kho: Sẵn hàng
Description
The Grandstream GXW4502 E1/T1 Digital VoIP Gateway allows digital PSTN and ISDN trunks to be integrated with VoIP networks. By connecting the Grandstream GXW4502 with a VoIP network and a traditional PBX or E1/ T1 provider, businesses can drastically increase the amount of PSTN/ISDN trunks integrated with their VoIP network.
Features
– 2x E1/T1/J1 RJ45 port supporting up to 60 simultaneous VoIP calls
– 128×32 dot matrix graphic LCD Display with DOWN and OK buttons
– Software configurable E1/T1/ J1 ports, support PRI, SS7, MFC R2
– Dual Gigabit auto- sensing RJ45 network ports with integrated NAT router
– 2x USB Ports
– 1x SD Card Interface
– Supports a wide- range of voice codecs, including Opus, G.722, G.729, iLBC, and more
– Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD, CNG), PLC
– TLS and SRTP security encryption technology to protect calls and accounts
– Automated provisioning by HTTP/TFTP with XML config files
– Supports T.38 Fax for creating Fax-over-IP
– Supports multi- language voice prompts
Specifications
| Interfaces | |
| E1 Interface | 2 RJ45 ports, supporting up to 60 simultaneous VoIP calls |
| Network Interfaces | Dual self-adaptive Gigabit ports (switched or routed) |
| Peripheral Ports | 2 USB 3.0, SD card interface |
| LED Indicators | LAN, WAN, E1 |
| LCD Display | 128 x 32 dot matrix graphic LCD with DOWN and OK buttons |
| Reset Switch | Yes, long press for factory reset and short press for reboot |
| Voice & Video Capabilities | |
| Voice-over-Packet Capabilities | LEC with NLP Packetized Voice Protocol Unit, 128ms-tail-length carrier grade Line Echo Cancellation, Dynamic Jitter Buffer, Modem detection & auto-switch to G.711 |
| Voice and Fax Codecs | G.711 A-law/U-law, G.722, G.723.1 5.3K/6.3K, G.726, G.729A/B, iLBC, AAL2-G.726-32 |
| Fax over IP | T.38 compliant Group 3 Fax Relay up to 14.4 kpbs and auto-switch to G.711 for Fax Passthrough, Fax data pump V.17, V.21, V.27ter, V.29 for T.38 fax relay |
| Voice-quality Enhancement | Echo cancellation (G.168-2004), Jitter buffer, Silence suppression (VAD, CNG), PLC |
| QoS | Layer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS |
| Signaling & Control | |
| DTMF Methods | In-band audio, RFC2833, and SIP INFO |
| Digital Signaling | SIP (RFC 3261) over UDP/TCP/TLS, PRI, SS7, MFC R2, RBS (pending) |
| PRI switch types: Euro ISDN, nation, Q.SIG | |
| CAS: MFC R2 (Argentina, Brazil, China, Czech Republic, Colombia, Ecuador, Indonesia, ITU, Mexico, | |
| Philippines, Venezuela) | |
| SS7: ITU, ANSI, China | |
| Upgrade | Firmware upgrade via TFTP / HTTP / HTTPS or local HTTP upload |
| Device Management | Syslog, HTTPS, Web browser, voice prompt, TR-069 management, backup and restore, port capture and packet capture |
| Network Protocols | TCP/UDP/IP, RTP/RTCP, ICMP, ARP, DNS, DDNS, DHCP, NTP, TFTP, SSH, HTTP/HTTPS, PPPoE, STUN, SRTP, TLS, LDAP, PPP, Frame Relay (pending), IPv6, OpenVPN® |
| Status and statistic | Call status and history, device status monitoring and ISDN status monitoring |
| Security | |
| Media Encryption | SRTP, TLS, HTTPS, SSH, 802.1X |
| User-defined ports | SIP port, RTP port, HTTP/HTTPS port |
| Advanced Defense | Fail2ban, alert events, Whitelist, Blacklist, strong password based access control |
| Physical | |
| Mounting | Rack mount & Desktop |
| Multi-Language Support | Web UI: English, Simplified Chinese, Traditional Chinese, Spanish, French, Portuguese, German, Russian, Italian, Polish, Czech; Customizable IVR/voice prompts: English, Chinese, British English, German, Spanish, Greek, French, Italian, Dutch, Polish, Portuguese, Russian, Swedish, Turkish, Hebrew, Arabic; Customizable language pack to support any other languages |
| Compliance | FCC: Part 15 (CFR 47) Class B, Part 68 |
| CE: EN55022 Class B, EN55024, EN61000-3-2, EN61000-3-3, EN60950-1, TBR21, RoHS | |
| RCM: AS/NZS CISPR 22, AS/NZS CISPR 24, AS/NZS 60950, AS/ACIF S002 | |
| ITU-T K.21 (Basic Level); UL 60950 (power adapter) | |
| T1: TIA-968-B Section 5.2.4 | |
| E1: TBR4/TBR12/TBR13, E1: AS/ACIF | |
| Temperature and Humidity | Operating: 32 – 113ºF / 0 ~ 45ºC, Humidity 10 – 90% (non-condensing) |
| Storage: 14 – 140ºF / -10 ~ 60ºC, Humidity 10 – 90% (non-condensing) | |
| Universal Power Supply | Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 1.5A |
| Dimensions | 485 x 190 x 46mm |
| Weight | 2.360g |
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Tư Vấn Mua Hàng
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0964527700 | kinhdoanh2@tht.com.vn
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0964507700 | kinhdoanh3@tht.com.vn
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