4-Channel stereo speaker control, allow conventional amplifier or stereo receiver to drive multiple sets of speakers, without the need for external impedance matching devices
Ideal for low cost distributed audio in residential or commercial sound applications
Just hooked up to the stereo.No extra power supply needed
Individual control of each speaker pair. Impedance constant at 4-8 Ohms, 100WRMS, 200W max
Speakers connected must be no less than 8 ohms