... for ipod, MP4 Player, Laptop, PC and More.With special particular patent in worldwide. Be applicable for MP3, MP4, laptop, PC ... , MD, mobile phone, and more With the intellectual property rights of magnet portable technique Built in magnet inside the speaker case ... φ55 x 38.5/φ55 x 77mm Net weight: 112g Speaker: φ36mm Input: ... recharging repeatedly, enabling more than 4 hours of performance It has 2 ...