Connect your iPhone, Samsung, Android, or Bluetooth device to experience the best quality stereo sound. Enjoy conference wireless Bluetooth music feature in the office or with a group of friends. With a built–in high capacity rechargeable battery to take your music wherever you go with the battery playtime based on the music volume. Loud volume & good bass sound quality; room filling sound, perfect for home, dorm room, kitchen, bathroom, car, parties; streaming music or internet radio services such as Pandora and Spotify.