This bidirectional speaker switcher offers unmatched convenience and flexibility. It allows you to either connect up to six pairs of speakers to a single stereo receiver or amplifier, or connect six amplifiers or receivers to a single pair of speakers. Features: Support for six pairs of speakers to connect to an amplifier, or vice versa, with a single-source design. Push-type terminals on the rear easily connect to speaker wires up to 12 AWG. Overload protection circuit safeguards the system, allowing connections of up to six pairs of speakers without the risk of damage to the amplifier. Manual switch buttons on the front enable easy selection, and independent left/right channel grounding is compatible with all stereo amplifiers. Handles up to 100 watts of amplifier power and supports 4 to 16 ohm speakers. Heavy-duty steel housing ensures durability and reliability with no need for an external power supply. Note: This speaker switcher does not support multiple speaker pairs being selected simultaneously. Only one pair of outputs can be selected at a time. Specifications: Brand: LINEPAUDIO Material: Metal Color: Black Rated Power: 100 watts per channel Frequency Response: 10 Hz to 50 kHz Item Size: 24 x 9.3 x 4.2 cm (9.44 x 3.66 x 1.65 in) Item Weight: 660 g (23.28 oz) Package Weight: 810 g (28.57 oz) Package Size: 26 x 18.5 x 6.5 cm (10.23 x 7.28 x 2.55 in) Packing List: 1 x Speaker Selector