... -disk 2.good sound with low distotion 3.lightweight and mini size, portable 4.With CE, RoHS Specification:Impedance4ohmS/N ≥ ... 5hrsDimension 187*47*48mmColor 7 Colors for choice Features: *New mini aluminium vibration film loud speaker, which has clear alt and ... concept integral stereo portable mobile music, connecting your MP3, MP4, CD, DVD, iPod, iPhone, GPS, PSP, mobile phone, notebook computer;* ...