Grandstream GXW4216 FXS Analog VoIP Gateway with 16 telephone FXS ports with both RJ11 and 50-pin Telco connectors

The GXW4016 is a high density SIP based analog telephone VoIP gateway that is fully interoperable with leading IP-PBX and Softswitch systems. It features 16 telephone ports, superb voice quality, rich telephony functionalities, easy provisioning, flexible dialing plans and advanced security protection. The GXW4016 gateway enables small and medium businesses to create a cost-effective hybrid IP and analog telephone systems and enjoy the benefits of VoIP communications while preserving investment on existing analog phones and traditional PBX systems.