Grandstream GXW4224 - VoIP phone adapter - 24 ports - GigE voice/fax board - analogue ports: 24 - 1U - rack-mountable | GXW4224

Special Fetures
- Gigabit Ethernet and a backlit 128 x 32 graphic display with support for multiple languages
- 4 SIP server profiles per system and independent SIP account per port
- Supported voice/fax codecs include G.711, G.723.1, G.726A/B, iLBC, T.38 fax
- Advanced carrier grade 128 ms-tail-length G.168 line echo cancellation
- Over-voltage and over-current protection
- Supports 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
Product Specification
Device Type | VoIP phone adapter |
Height (Rack Units) | 1U |
Built-in Devices | Status LCD |
Width | 18.5 cm |
Depth | 44 cm |
Height | 4.4 cm |
Weight | 2.57 kg |
Networking | |
Form Factor | Rack-mountable |
Ports Qty | 24 |
Connectivity Technology | Wired |
Data Link Protocol | Ethernet, Fast Ethernet, Gigabit Ethernet |
Network / Transport Protocol | TCP/IP, UDP/IP, NTP, ICMP/IP, PPPoE, ARP, DHCP |
Remote Management Protocol | HTTP, HTTPS, TFTP, TR-069 |
Status Indicators | Phone, LAN, link/activity |
IP Telephony | |
VoIP Protocols | SIP, RTCP, RTP |
Voice Codecs | G.711, G.723, G.729a, G.726, iLBC, G.729b |
Telephony Interfaces | 48 phone (FXS) |
IP Telephony Features | Caller ID, call waiting, call transfer, message waiting, DTMF generation/detection |
Communications | |
Type | Voice/fax board |
Protocols & Specifications | ITU V.21, ITU V.29, ITU V.17, ITU V.27ter, ITU T.38 |
Voice Communication Support | VoIP |
Analogue Ports Qty | 24 |
Expansion / Connectivity | |
Interfaces | 24 x modem - RJ-11 ¦ 1 x 1000Base-T - RJ-45 ¦ 1 x management - Telco |
Power | |
Power Device | Internal power supply |
Voltage Required | AC 120/230 V (50/60 Hz) |
Environmental Parameters | |
Min Operating Temperature | 0 °C |
Max Operating Temperature | 40 °C |
Humidity Range Operating | 10 - 90% (non-condensing) |
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