The
GXW400x FXS Series 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. The GXW400x family includes 4 8, or a 24-port FXS interface for analog telephones. This product series supports 2 SIP account profiles, caller ID for various countries/regions, T.38 fax, flexible dialing plans (pending), security protection (SIPS/TLS), comprehensive voice codecs including G.723.1, G.711 (a/u-law), G.726, G.729A/B/E and iLBC.