Key Features & Specifications

• The GXW4108 is part of the “GXW410x” series (4 or 8 FXO ports) from Grandstream. grandstream.com+2grandstream.com+2

• Telephone (analog) interface: 8 × FXO ports (RJ-11) for connecting PSTN/analogue lines. grandstream.com+2ipandgo.com+2

• Network interface: 2 × RJ-45 10/100Mbps ports (LAN + WAN or switched). grandstream.com+1

• Voice/codec support:

  • Codecs: G.711 (A/µ-law), G.723, G.726, G.729A/B, GSM. grandstream.com

  • Fax support: T.38 (Fax-over-IP) and fallback to G.711 pass-through. grandstream.com+1

• Telephony features: Caller ID formats, echo cancellation (G.168), DTMF methods (in-audio, RFC2833, SIP INFO). grandstream.com+1

• Security/provisioning: SRTP encryption, HTTP/TFTP firmware upgrade, remote management. grandstream.com

• Physical / environmental:

  • Input power: 100-240V AC → unit uses ~12V DC in many cases. grandstream.com

  • Operating temperature: 0–40 °C (32-104 °F). grandstream.com

  • Dimensions (example): 230mm × 135mm × 35mm for 8-port model. grandstream.com