Full-length analog card; Supports combinations of FXS and/or FXO modules for a total of 12 lines. The industrial first 12 port analog card with 12 interchangeable FXS/FXO modules design; Works with Asterisk®, Elastix®, FreeSWITCH™, PBX in a Flash, trixbox®, Yate™ and IPPBX/IVR projects as well as other Open Source and proprietary PBX, Switch, IVR, and VoIP gateway applications.

Supports up to 4 GSM channels; Comes with fully GPLed drivers for the linux 2.4.X and 2.6.X kernels; Can be connected to any other OpenVox card to build a real TDM switched PBX; Enables full flexibility to traditional telephony systems to go GSM network; Works with Asterisk®, Elastix®,PBX in a Flash, trixbox® and IPPBX/IVR projects as well as other Open Source and proprietary PBX, Switch, IVR, and VoIP gateway applications.

Combination FXS/FXO, BRI, E1/T1 interfaces; 1 VGA and 2Ethernet interface; Warranty: 1 Year