Grandstream GXW4200 Series |
Telephone Interfaces | GXW4216/4224/4232: 16/24/32 × RJ11 & 1/1/2 50-pin Telco connectors GXW4248: 2 × 50-pin Telco connectors |
Network Interfaces | 1 × 10M/100M/1000Mbps auto-sensing RJ45 port |
LED Indicators | Power, LAN Link, LAN Activity, Connection Per Telephone Port |
LCD Display | Backlit 128x32 graphic LCD display with support for multiple languages |
Voice-over-Packet Capabilities | Window based carrier grade line echo cancellation, dynamic jitter buffer, modern detection & auto-switch to G.711 |
Voice Compression | G.711, G.723, G.726-32, G.729, G.722 (wide band), iLBC, Opus (wide-band) |
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, V.21, V.27ter, V.29 for T.38 fax relay |
Telephony Features | 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 |
Caller ID | Bellcore Type 1 &a

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