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Specifications
- Bluetooth： V5.3
- Support Bluetooth protocol ：A2DP/AVRCP/HSP/HFP
- Bluetooth operating frequency：2.402GHz-2.480GHz
- Receiving sensitivity （TYP）：-42d±3dB
- Bluetooth effective distance：≤10 meters
- Horn power： Rating 5mW
- Channel system： Stereo sound
- Frequency response：20Hz ~20KHzA
- Built-in battery：480mAh
- Charging input standard： DC5V/1A
- Charging time： about 1.5 hours
- Bluetooth V5.3/45 hours use music time/ Hall-effect Switch/ENC/TF Card Support
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