Specifications:

Bluetooth Version:CSR 4.0
Related voltage:3.7V
Battery:Lithium-ion battery,3.7V/1500mAh
Charge voltage:5V
Charging time:4 hours
Maximum output power:3Wx2
Weight:420g
Dimensions:D66xH200mm
Operation range:10M
Channels:Stereo
Signal to noise ratio S/N:?80dB
Frequency range:180Hz-20KHz
Distortion THD:?1%
Transducers:2x40mm full frequency

Pairing and connecting Bluetooth devices
To pair with a bluetooth device:

1.Turn on both of your Bluetooth device and the speaker
2.Activate your bluetooth device.Locate and select the speaker on the pairing list of your Bluetooth device.
3.If your Blue tooth device prompts you for a pass code,enter digits"0000" and press ok.Some devices also ask you to accept the connection.The speaker indicates pairing is complete when the bluetooth indicator changes from fast flicker blue to show flicker blue and the speaker emits a stone.


Noted

If the speaker turns off after 15 minutes,it has not discovered your bluetooth device.Horsky