HS-1000 is 4 input 2 output for HDMI device switching. It has 4 HDMI input port with remote selectable. HS-1000 has an advanced HDMI receiver, which accepts any mode of HDMI sources, then output DVI-RGB signal to let you connect DVI monitor or projector. That will be the cleanest digital path from video source to your display. Additional Toslink let you connect AV receiver to get over 7.1CH sound. HS-1000 is ideal product for using multi HDMI source to your digital display.