Product details:

Technical Parameters

Speaker output power: 3W built-in lithium Voltage: 3.7V                    

Charging Input: DC5V / 500mA             Standard Specification: V2.1 + EDR                  

Bluetooth protocol: A2DP1.2                     Bluetooth frequency: 2.4GHz-2.48GHz        

Transmission distance: 10 meters                            Frequency range: 50Hz-20KHz                

Whole SNR: greater than 75db                   Product Size: 12 * 13cm

Tips: When fully charged, the normal volume (70%) Sustainable playing about 10 hours, the maximum lamp brightness can be used for about 10 hours. (For details see the configuration specification)