If you are looking for excruciatingly simple volume control/monitor switching, the Big Knob Passive delivers at an amazing price.
Features:
- Excruciatingly simple 2x2 monitor controller
- Choose between 2 sources and 2 monitor pairs
- Classic Big Knob monitor control
- Mono, mute and dim functions
- Pristine audio quality
- Passive audio path with no power supply needed
- Sturdy "Built-Like-A-Tank" design
See Spec Sheet in Downloads