Magic Wireless Induction Stereo Speaker w/ Built-In MP3 Player

No need match setting, Automatic switch
Supports iOS and Android devices/phone
Output 2W*2RMS
Long play time: 15 hours(Li-ion Battery)
Low power indicator
3.5mm line-in cable and DC input insert
Volume control button
stop / play button ,Prev / Next Button
Switch ( mobile between TF card) button