Wireless Earbuds, 5.0 True Wireless Bluetooth Headphones 3D Stereo Sound Wireless Headphones Mini Sweatproof Sport Headsets in-Ear Noise with Built-in Mic and Charging Case, 2019 New Model

"Specifications: Type: Bluetooth Earphone Wear Type: In-Ear Bluetooth Protocol: 5.0 Output Power: 5mW Channel: Stereo Distortion: THD<0.1% Frequency Response: 20Hz - 16KHz Headphone Battery Capacity: 60mAh (Included) Charging Battery Capacity: 1200mAh (Included) Headphone light status indication Power on: blue LED light Shutdown: red LED flashes 3 times When charging: the red LED is bright Charging completed: red LED off Troubleshooting Steps: 1) Boot problem. Check the battery power, and the Static electricity. 2) Bluetooth problem. Check the Bluetooth program, battery power, and signal or obstacle interference. 3) Operation problem. Please read the Use Instruction before use. Package Includes: 2 x Bluetooth Earphone 1 x Charging Box 1 x Data Cable 2 x Ear Tips "