Swiss-designed. These pocket-sized Bluetooth stereo speakers provide deep, powerful bass and feature revolutionary audio technology. Experience crystal clear sound with smooth delivery of mid and high range tones. Designed in a sleek metallic finish with a small LED light circling the body of the speaker to indicate the charging or playback status. These speakers are especially user-friendly with a voice alert system that advises their current connection status. Conveniently rechargeable via USB. Connect via Bluetooth or 3.5 mm audio port.