Noise-cancelling and Magnets Design With noise-cancelling ,you could enjoy better sound audio in your little music world . Due to built-in magnets desginnd ,both earpieces can attach to each other like a necklace around your neck when not in use. It is a very easy way to carry the earphones around for any outdoor activities, such as hiking, cycling, and running. Easy to control Press the button for 5 seconds when the device is off, blue LED slowly flashes and a "Power On" voice beep. Then open the Bluetooth of your devices and connect the Bluetooth name "BY66". Less button but full-featured. Playback: Press "+" once ( Long press to increase the volume ). Next: Press "-" 1 once ( Long press to reduce the volume ). Specification: Range: 99 Feet (30m) Listening Time: 6-8 hours for music (40-60% volume) Standby Time:150 hour Charging Time: 1-2 hour Charging Input: USB 5V Bluetooth Version: V4.2 What's in the Box: 1* Wireless Headset 1* USB Cable 3* Pair Eartips 1* User Manual Warm Tips: 1. Do not to get wet, liquids can cause serious damage. 2. Avoid exposing it to very hot temperatures. 3. Do not us it during a thunderstorm.
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