Bluetooth solution: Bluetrum8812- built in FM function
Bluetooth version: V5.0
Support system: Android/Apple/PC
Charging box battery capacity: 150mAh
Playing time: 15H
Call distance: barrier -free call measurement ≥10m
Resistance: 16Ω ± 15%
Speaker diameter:φ10mm dynamic driver
Sensitivity: 102 ± 3db
Frequency range: 20Hz ~ 20KHz
Headphone charging time: about 2H
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