1. The SBT has coax and optical outputs and can be adapted for USB output, as well. Up to 24/96 with the first two and up to 24/192 with USB.
2. It operates via an ethernet or wifi connection to your router/computer.
3. Because it is wireless, it can be located at the DAC where you can see its display/control.
4. Here's the basic info http://www.logitech.com/en-us/speakers-audio/wireless-music-systems/devices/5745
5. Here is a report on my experience with it: http://www.audiostream.com/content/logitech-squeezebox-touch-network-music-player
2. It operates via an ethernet or wifi connection to your router/computer.
3. Because it is wireless, it can be located at the DAC where you can see its display/control.
4. Here's the basic info http://www.logitech.com/en-us/speakers-audio/wireless-music-systems/devices/5745
5. Here is a report on my experience with it: http://www.audiostream.com/content/logitech-squeezebox-touch-network-music-player