L21 TWS Bluetooth Wireless Earbuds Waterproof Mini In-Ear Headset with Mic, Pink, 501 Original

L21 TWS Earbuds Bluetooth 5.0 Headset True Wireless Stereo Earphones Waterproof Mini Sports In-Ear Headphones with MicrophoneSpecification:IC model: 5376T2Bluetooth version: V5.0Supported protocol: A2DP/AVRCP/HSP/AVDTP/HEPCompatible devices: for Xiaomi, for Samsung, for Apple, for Huawei, for OPPO, for Lenovo, tablets and other Bluetooth devicesBluetooth frequency: 2.402GHz-2.408GHzBattery type: polymer batterySignal to noise ratio: 90dBSensitivity: 90.5dBTransmission distance: more than 10 metersControl method: buttonEarbud battery capacity and model: 50mAh/501015Charging case battery capacity and model: 300mAh/602030Playing time: 4 hoursEarbud charging time: 1 hourCharging case charging time: 1 hourDriver unit: 8mm 32ΩAudio range: 20Hz-20kHzChannel: True Wireless Stereo (TWS)Distortion: less than 1%Earbud weight: 9gCharging case weight: 36gGross weight: 77gPacking size: 10*10*3.3cm/3.94*3.94*1.30\\\"Color: Black, White, Pink (Optional)Charging port: USB portNote:1. There may be slight size deviations due to manual measurement, different measuring methods and tools.2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.Package Content:1 Pair X Earbuds1 X Charging Case1 X USB Cable1 X Manual