Bluetooth Version: Bluetooth V2.1 + EDR
Transmission distance: 10M
USB charging power: DC 5V, current less than 500mA
Built-in battery: lithium battery 500mAh
Output power: 5W
Frequency response: 90Hz-20KHz
Sensitivity: 80db ± 2db
Signal to noise ratio: 73dB
Product size specifications: 85.3 * 74 * ..
Bluetooth Version: Bluetooth V2.1 + EDR
Transmission distance: ? 10M
USB charging power: DC 5V, current less than 500mA
Built-in battery: lithium battery 500mAh
Output power: 5W
Frequency response: 90Hz-20KHz
Sensitivity: 80db ± 2db
Signal to noise ratio: ?73dB
Product size specifications: 85.3 * 74..