Mini bluetooth speaker wireless portable small speaker

Device details:Name: Wireless SpeakerBluetooth version: Bluetooth 5.0Rated voltage: 3.7VSignal to noise ratio:> 65 bipolar disorderWork continuously for 2-4 hoursLeading Power: 3WFrequency response: 100Hz-18KHzBuilt-in rechargeable batterySupport mobile phone hands-free function

Color	Color-1, Color-3, Color-2

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