Wireless speaker bassType: Bluetooth speaker size75*88mm Connection method: Bluetooth connection Interface type: USB Battery capacity: 1200mah Frequency response range: 100HZ 20KHZ Output power: 3W Signal to noise ratio: 75dB Power supply: built in lithium battery Channel: 2. 1 Playing time: 8 hours Extended storage: 32GB Bluetooth protocol: 5. 0
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