GRANDSTREAM GXW4504

Description

SPECIFICATIONS OF GXW4504
E1/T1/J1 Interface 1/2/4 RJ45 ports, supporting up to 30/60/120 simultaneous VoIP calls
Network Interfaces Dual self-adaptive Gigabit ports (switched or routed)
Peripheral Ports (2) USB 3.0, (1) SD card interface
LED Indicators LAN, WAN, E1/T1/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 & 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
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, 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
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 47 C.F.R FCC Part 15 Class B
47 C.F.R FCC Part 68 (TIA-968-B Section 5.2.4 (T1+ISDN))
CE EN 55032,EN 55035,EN 61000-3-2,EN 61000-3-3,EN 60950-1,TBR 4 (E1+ISDN),TBR 12
(E1),TBR 13 (E1+ISDN)
RCM AS/NZS CISPR 32,AS/NZS 61000.3.2,AS/NZS 61000.3.3,AS/NZS 60950.1,AS/ACIF
S016(E1),AS/ACIF S038(E1+ISDN)
Other ITU K.21 (Enhanced Levels); UL 60950-1 (Power adapter)