All other models additionally feature one or two stereo group buses and outputs that can be used for convenient channel grouping. Assign switches for the stereo and group buses are located next to each channel fader. When you have more than a few channels the direct visual indication of relative level settings can be an important advantage. Models with linear faders also feature illuminated channel Yamaha MG166C-USB Mixer USB Audio switches that can be used to individually add or remove[…]