Portable Bluetooth Speaker 10W Wireless Stereo Sound System Outdoor Waterproof

Speaker Output: 10 w (5W*2)
Speakers: 45mm*2
Bluetooth Version: 4.2
Frequency Response Range: 90Hz-20KHz
Signal Noise Rate: >80dB
Battery Capacity /voltage: 1800mAh/3.7V
Battery Charge Time: around 2H
Working Time: 4-6 hours
USB Power Input: 5V 2A
Speaker Size: 172*76*76mm

Package Includes:
1 * NBY-18 Speaker
1 * Audio Cable
1 * Charging Cable
1 * User Manual

Connection method:
①Turn on the speaker
②Connect to mobile devices
Turn on blue tooth in mobile device, select (model name ) blue tooth device, and the speaker will make a beep sound after successful connection.
If you want, just keep the mobile device’s blue tooth turned on, so that it will automatically connect when in range.

Useful tip 

Only one device can be connected to the speaker at a time.
If a device within range is connected to the speaker, you need to disconnect the device by turning the blue tooth off, in order for the new  device to connect to the speaker.