Everything can be your speaker with this X-Sticker White Vibration Speaker, a revolutionary vibration system, which makes a surprisingly great sound. 3.5 jack -Works for all Mp3's Ipods, Ipads, IIphones, Android phones and computers. Using the most advanced vibration technology, it can be stuck onto any object, turning it into a super speaker easily. Stick it on different objects such as boxes, windows, cups and more. The sound effect will vary when you stick it on different objects. Works with any audio device with a 3.5mm jack. Powered by USB or 2 'AAA' batteries (not included). Instruction manual, extra cords and PU stickers included. Measures approximately 3.25" x 1" x 3.25". Comes packaged in a hanging box.