1Pc Wireless Bluetooth Earphone Painless Wear Clip-on Earbud Open Ear Sports Headset with Mic
1Pc Wireless Bluetooth Earphone Painless Wear Clip-on Earbud Open Ear Sports Headset with MicBluetooth version：V5.3+EDRSupport protocol：A2DP/HFP/HSP/AVRCPTransmission distance：10mCharging voltage：5V/1.5ACharging time：about 1 hoursBattery capacity：50mAhcall time：about 18 hoursSpeaker impedance：φ11mm 32ΩMicrophone sensitivity：-42DbProducts include:1 * Bluetooth headsets1 * Charging cable1 * User Manual