Description: With light weight and ergonomics in-ear design, it is not easy to fall off, providing you with not only the comfort of wearing it for a long time, but also is portable. With built-in HD-compatible microphone and intelligent noise reduction, it provides clearer and more realistic speaking voice in stereo mode. High data transfer speed, stable connection and quick pairing thanks to Bluetooth-compatible 4.2 chip with support for song switching, call, volume control and hang up. It is constructed of plastic material. The length of this product is 60cm. Suitable for running, driving, fitness, playing games, travel and more. You can use it as a gift for yourself, and also a prefect gift for friends, parents, brothers, sisters, husband, wife on birthdays, Valentine's Day, anniversaries, Christmas and so on. Item Name: Sports Earphone Material: Plastic Transmission Distance: Outdoor Straight-line Distance of 10 meters Battery Capacity: 55mAh Listening Time: 2.5 Hours (Support Up And Down/Pause Playback) Talk Time: 2.5 Hours Standby Time: 130 Hours Charging Time: 1-2 Hours Working Current: 22MA Standby Current: 4uA Pairing Method: Long press to turn on, the red and blue light flashes quickly is the pairing mode. Chinese and English Voice Switching: When the red and blue lights flash alternately, press the power button twice. Boot Prompt: POWER ON Shutdown Prompt: Power Off Pairing Status Prompt: Paring Connection Prompt: Your Device Is Connect Disconnect Prompt: Your Device Is Disconnect Low battery Prompt: Battery Low Playback Control: Yes Noise Reduction: Active Earphone Type: In-ear Button Function: Long Press to Turn on, Long Press to Turn Off, Click Music to Pause/Play/Call Answer/Hang up, Double-click The Next Song. Features: Portable, Waterproof, Cozy Touch Size Details: Length: 60cm/23.62"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Earphone 1 x Data Cable 1 x User Manual