Bluetooth solution: 5516(bluetrum)
Bluetooth version: 5.1
Bluetooth distance: 10M
Headphone battery capacity: 30mAh
Charging bin battery capacity: 200 mAh
Charging case charging times: about 4
Speaker specifications: 32Ω13mm
Frequency Response Range: 50Hz-20KHz
Music playback time: about 3.5H
Talk time: about 2.5 H
Headphone charging time: about 1 hour
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