ai smart speakerProduct information: Shell material: plastic Interface type: USB Battery capacity: 1 Frequency response range: 100HZ 20KHZ Output power: 1 Signal to noise ratio: 75dB Power supply: built in lithium battery Channel: 5. 1 Playing time: 8 hours Extended storage: not supported Bluetooth protocol: 4. 1 Number of speakers: 4 Effective distance: 15 meters One click activation of Xiaoai classmates Short press or long press the voice activation button located
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