Long Standby Business Headset Wireless Bluetooth5.2 Earbuds, Waterproof Sport Headphone, Earhook Ear
Features:Bluetooth version：5.2Support protocol：A2DP/HFP/SPP/HID/PBAPBluetooth range：≥10mBattery capacity：75mACharging time：About 1hStandby time：120hCall time：About 15 hMusic playing time：About 10hSpeaker size：13mmFrequency：20Hz-20，000HzImpedance：16ΩSensitivity：103±3dBCharging specification：5V/1AOperating voltage：3.7VPackagingwhat's in the box: 1 * Wireless Bluetooth Earphone1 * USB charging cable1 * User manual2 * Ear cap