JVC Kenwood JVC Portable Silver SP-A55-S Speaker,

Internal dimensions: 75mm x 18mm x 7mm (304g) Large, easy-to-use volume dial. Featuring a newly developed speaker unit and a high-performance, high-power amplifier, this design delivers superior sound quality. A portable speaker capable of approximately 40 hours of continuous use. Features an energy-saving design with an "auto power on/off function." Features a 5-meter long cord for enjoyable viewing from a distance. Includes a cord winding mechanism to keep excess cord out of the way. Enjoy immersive stereo sound reproduction from your TV. Enjoy it even from a distance with the 5m audio input cord.