... .Several power supply manners including battery,USB,adaptor DC-5 Music Angel Micro SD/TF Mini Speaker JH-MD061)The mini audio box ... portable mobile music, connecting your MP3, MP4, CD, DVD, iPod, iPhone, GPS, PSP, mobile phone, notebook computer, etc.2) This digital speaker ... , adaptor DC-5V allow you to enjoy the charm of digital products at any time.* Specification: 1) Output: RMS 3W THD ...