1. Well-designed, portable and unique 2. Built-in-Lithium-Polymer-Rechargeable ... of bomb speaker comes from the shape of the bomb, which is unique and subtle. This product s portable and ... MP3, MP4 and MP5, etc. Features:1. Well-designed, portable and unique;2. Sound effects: high-fidelity, sound more clearer ... when using USB jack to connect with coputer. Portable Mini Bomb Speaker for Iphone Ipad