OVLENG wireless headset
$42.00
Transmission distance: less than or equal to 10mBattery capacity: 300mAhCharging voltage: DC5VSpeaker diameter: φ40mmImpedance: 32ΩWorking time: 4-6h playing music, 8-10h talk timeBluetooth version: 5.0Microphone: OutsideRated power: 100mwWorking voltage: DC3.7VFrequency range: 20-20KHz
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