... , Applicable for computer, MP4 Player, Laptop, ipod and More.With special particular patent in worldwide. Be applicable for MP3, MP4, laptop, PC, MD ... .5V Suitable temperature: 0 - 40 C Be applicable for MP3, MP4, laptop, PC, MD, mobile phone, and more With the intellectual ... to keep in pocket The outlook is gyroidal in special style Inherent 3.5mm audio plug Other audio lines are unnecessary ...