Sima SSW-L4EX Speaker Selector with Volume Control (4 Pairs)

• 100W max, 80W music ;• Freq resp: 45Hz-26kHz;• Users can play speakers individually or in any combination of pairs ;• Dual amp inputs allow 1 audio source in 1 room & a different audio source in another location;• Compact size to fit into any system;• Easy to use ;• Protection circuitry automatically protects the amp from low speaker impedance using auto-impedance transformers ;• Attenuation steps: 11 step, 3dB/step ;• Dim: 17"H x 7.5"W x 3.25"D;• For 4 speaker pairs;• Each;