Specifications

Features:

1. Support TF/Micro SD memory card. Support PC/MP3/MP4 while you connect them to line-in slot.
2. Three buttons in an array for front program, stop, and back program respectively. If you keep press first button, the sound gets lower. If you keep press third button, the sound gets louder.
3. Power supply: DC 5V. (Build-in a 300 mAh lithium battery).
4. A button on back side is able to button this speaker with you.
5. Output: RMS 3W THD=10%.
6. Line in: configure 3.5mm stereo's plugs.
7. Accessory: chargeable cable/instruction book.
8. Loudspeaker: 4ohm 3W.