View of Calrad 40-851VC Back Panel (Click Image to Enlarge):
The Calrad 40-851 VC features 6-zone selection with individual volume control. No matter whether you are using 4 ohm or 8 ohm speakers, the 40-851VC can automatically match any constitutions. Further, this switcher has two sets of amplifier input functions at the same time and can select A or B amplifier independently.
Features:
Number of Speakers Supported: 1 to 6 Pairs
50 W/channel (RMS) (150W Peak)
Selectable A/B Amplifier Input
Push button speaker selectors
Individual Impedance Matching Volume Control Knob for Each Zone
Low Power Consumption (reduces heat generation)
10 Position Rotary Volume Control with 33db attenuation
Knob Clicks in Each Position
Spring loaded speaker terminals
Works with any stereo system with amplified speaker outputs