High-end bluetooth speaker
Bluetooth V4.0
With handfree and volume control button
The input sensitivity is 800mV
Built-in 7.4V 2200mAh lithium battery
360 degree stereo sound
Perfect gift for your friends

Instructions:
The device needs to pairing when connected at the first time
Hold the button about five seconds and release it still the blue light flash
Please open the bluetooth settings on your smartphone， tablet， computer or other devices and connect to King
Enter 0000 if asked for a passcode