Technical Specifications:
Bluetooth standard; 2.1+ESR
Transmission distance: 10 meters
Output Power: 3W+3W
Frequency effect: 100Hz - 18KHz
Machine speaker: ( Ф40mm 4Ω 3W )
Input Power: Direct-current DC5V 500mm
Maximum current consumption: 400mmA
Audio signal input interface: standard Ф3.5mm headphone jack (Stereo)
Dimensions: 28*3.6*5.5CM

Packaging Accessories:
1x Speaker
1x USB Cable