Swiss-designed. Experience rich, powerful sound with smooth mid and high range tones driven by specialized DrumBass technology. This ultra-mini metallic speaker boasts up to 12 hours of audio playback, wireless Bluetooth® control from up to 10 meters away and a dual-color LED light to indicate charging or playback status. Designed incredibly lightweight and pocket-sized so you can easily enjoy music wherever you go. Compatible with most smartphones, tablets, computers and mobile devices with a 3.5mm audio port or Bluetooth® capability.