Include VAT
Your Partner for Office electronics

Grandstream GXW4504 with 4 E1/T1/J1 Span Digital VoIP Gateway

  • Dual Gigabit RJ45 ports
  • USB 3.0 ports
  • Supports 120 concurrent calls
Overview

The GXW4500 series are E1/T1 Digital VoIP Gateways that allow digital PSTN and ISDN trunks to be integrated
with VoIP networks. By connecting the GXW4500 series 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. The GXW4500 series offers three models that provide 1, 2 or 4 T1/E1/J1 spans and support 30, 60 or
120 concurrent calls to cater to the VoIP needs of large and medium sized enterprises.

Grandstream GXW4504 Key Features

  • Dual Gigabit autosensing RJ45 network ports with integrated NAT router
  • TLS and SRTP security encryption technology to protect calls and accounts
  • Automated provisioning by HTTP/TFTP with XML config files
  • Software configurable E1/T1/J1 ports, support PRI, SS7, MFC R2
  • Supports a widerange of voice codecs, including G.722, G.729, iLBC, and more
  • Supports T.38 Fax for creating Faxover-IP
  • Supports multi-language voice promtps
  • Supports 120 concurrent calls
Features

Interfaces

  • T1/E1/J1 Interface: 4 RJ45 ports, supporting up to 120 simultaneous VoIP calls
  • Network Interfaces: Dual self-adaptive Gigabit ports (switched or routed)
  • Peripheral Ports: 2 x USB 3.0, (1) SD card interface
  • LED Indicators: LAN, WAN, T1/E1/J1
  • LCD Display: 128×32 dot matrix graphic LCD with DOWN and OK buttons
  • Reset Switch: Yes, long press for factory reset and short press for reboot

Voice and 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 14.4kpbs 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

Signalling and 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 ISND 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

  • Universal Power Supply: Input: 100 ~ 240VAC, 50/60Hz; Output: DC+12V, 2A
  • Physical & Dimensions:
    – Unit Weight: 2380g
    – Package Weight: 3160g
    – Unit Dimensions: 485mm(L) x 191mm(W) x 46.2mm (H)
  • Temperature and Humidity: Operating: 32 – 113ºF / 0 ~ 45ºC, Humidity 10 – 90% (non-condensing) Storage: 14 – 140ºF / -10 ~ 60ºC, Humidity 10 – 90% (non-condensing)
  • Mounting: Rack mount & Desktop

Additional Features

  • 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
Whats in the Box
  • Grandstream GXW4504
  • User Guide
Shipping

Next Day Delivery
For UK orders received before 12pm Monday to Friday, we operate a next business day delivery service, subject to availability. We use next day services from the leading delivery companies.

Specific Time Delivery
If you need an item urgently, or delivered at a specific time, please contact us.

Delivery Methods
We use several leading delivery companies. The majority of our deliveries are made by
DPD, including most international orders.

Shipping prices are calculated during the checkout process.
We deliver to almost every country. For international delivery services, we use DHL, a high quality, fast delivery service. Prices are provided based on the weight of the order; this is calculated when you reach the checkout.

For full shipping information please visit our shipping page.

VoIP Packages

Hosted Business VoIP Provider Unlimited Calls from £5/month
If you’re looking for a reliable and competitive VoIP provider for your small business, we can offer you one of the UK’s most trusted services. No need to compromise on quality, either. The capabilities of our VoIP PBX system have been developed over a decade, with our roadmap for the future incorporating even more improvements. Your business VoIP is in safe hands with us.

Learn More
SIP Trunking

With SIP trunking, your business can operate its own on-site IP PBX system. Xinix has been offering our own SIP trunk solutions for over 10 years.

Business SIP trunking is a service that enables your company to operate a selection of telecommunications systems over your IP network. It offers a number of benefits – from cheaper international call costs to improved business flexibility. Incorporating a Disaster Recovery strategy to give access to an increased quantity of numbers, business SIP trunking from Xinix World can enhance the way your business stays connected.

Learn More
Product Reviews

There are no reviews yet.

£2,542.08 Excl. VAT

0% Interest offers available
  • In Stock
  • Order within 11 hours for delivery on Wed, 06th March