Waterproof Bluetooth Speaker

The new IPX67 waterproof
4000MA battery,with protective plate
2 * 5W speakers
Loudspeaker dual magnetic low frequency
Output power 40 mm 2*5W
Frequency response 80Hz ~ 20KHz
Wireless connection to Bluetooth
The local charging time is about 3-4 hours
Audio playback time Medium volume about 8 hours