The Grandstream GXW-4104 FXO VoIP gateway has a compact and quiet design (no fans) and offers superb audio quality, rich feature functionality, strong security protection, good manageability, and compelling price-performance ratio.
It is auto-configurable, remotely manageable and scalable. It features 4 FXO interface ports for analog telephones, dual 10M/100M network ports with integrated router, PSTN life line in case of power failure, and an RS232 serial port for administration.
The Granstram GXW-4104 also supports 2 SIP account profiles, caller ID for various countries/regions, T.38 fax, 1 or 2-stage dialing, flexible dialing plans, security protection (SIPS/TLS) and comprehensive voice codecs including G.711 (a/u-law), G.723.1, G.726, G.729A/B/E and iLBC.
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