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Bluetooth version: 5.3
Support mode: AAC/SBC
Connection distance: 10 meters
Frequency Response Range: 20Hz-20KHz
Speaker sensitivity: 106.34dB±3dB
Charging interface: Type-c
Battery: 30mAh
Usage time: 3.5-4 hours
Charging time: 1 hour
Charging compartment battery: 250mAh
Model: Iron Man, Black Panther, Captain America
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