This 4 Way Stereo Loudspeaker Control Switch features a stylish black finish to complement modern AV equipment. This compact switch allows for 2, 3 or 4 pairs of speakers to be connected to an amplifier, with the ability to select any pair or all together. This can be a quick solution for the zoning of a sound system or for adding extra speakers to a single amplifier. Designed for 8 Ohms speakers with easy fit spring clip terminal connections. Power per channel is 50W Max. Dimensions: 170mm x 47mm x 117mm. A 2-way version is also available.