This sound box works with all kinds of gadget with 3.5mm audio jack. The speaker is operated by rechargeable built-in lithium-ion battery
Battery input: 4.2v
Battery output: 3.6V
Distortion: 0.5%
Loudspeaker output: 2W
Dimension: 3.5cm x 4.6cm x 5.8cm
Accessories : USB Cable
