TBS6981 is a PCI-E DVB-S2 Dual Tuner card,it supports dual DVB-S2 TV channels receiving synchronously, which enables you to watch channel from one transpordersatellite while recording another channel from another transpordersatellite.br br Here's a guide about how to install driver and set up software for TBS6981 PCIe DVB-S2 Dual Tuner card,including how to scan channel with TBSViewer and DVBdream and watch satellite tv channels on your pc.