Features: Color: black, blue, red, silver Bluetooth version: V5

0 Operating range: approx. 10 meters Frequency: 120 HZ

20 KHZ Speaker specification: 45mm * 2 Signal to noise ratio: ?90db Distortion: "0

5% Battery capacity: 3

7 V/1200 MAH Charging voltage: 5 V/500MA Charging time: 2

3 hours Music duration: 3

5 hours Output power: 5 W Input method: Bluetooth connection, TF card, U disk, line connection, FM radio Product size: 170*70

2*71

8mm Packing size: 1877777mm