WK DESIGN BLUETOOTH SPEAKERS ST500
specification : Bluetooth V4.0 transmission distance: 10M (due to environmental factors and the connection of different Bluetooth devices
USB charging power supply :DC 5V 1000mA the maximum output power :6W 2
Frequency Response :90Hz-20KHz Sensitivity :80db +76dB
Signal to noise ratio >76dB
Also we deliver all place .
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