This soft ducky pillow is perfect for the use for IPOD, MP3, Computer, and CD players, and needs no batteries 'how cool is that' simply just plug and way you go.. 

Product features:
Soft Ducky Pillow, Specification: Voice Coil Impedance 8ohm, Frequency response 20 - 40kHz, Max output power 500mW, Made from  Microfiber Valvet, Pu, Polyester, Polyester fiber & Abs, Dimension: 10cm x 30cm x 33cm, Great packaging: Fabric Carry Bag...