SOSOFLY Wireless sports Bluetooth headsets headsets for folding mobile phones and computers
$33.99
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parameterBluetooth version: 4.1Charging time: about two hoursWearing mode: headwearCall duration: 20-24 hoursHorn diameter: 40mmListening time: 16-20 hoursFrequency range: 20-20KHzImpedance: 32 ohmTransmission distance: 40mSensitivity: 118dbColor: black, white
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