Lspenor Bluetooth Headphones Earbuds Stereo,Wireless Headsets Mic Mini in-Ear Earbuds Earphones Earpiece Sweatproof Sports Earbuds Compatible iOS Android Smartphones

Features Bluetooth Version: V4.2+CSR Working Distance: within 33ft/10M Music Playtime: 2.5 hours Calling Time: 2.5 hours Standby Time: about 8 hours Battery Specs: li-polymer 3.7V, 46mAh Charging Time: about 1.5H Pairing Name: Air Headset Auto Power-Off technology: Power off when no connectivity for 5 minutes How to pairing those two headsets? Step 1.For initial use, press and hold the button for 5 seconds of either earbud and release after the LED flashes between Red and Blue. (Voice Notice: Power on - Paring) Step 2. Open the mobile phone bluetooth and search "i7S-TWS", then connect it. Step 3. Pairing the earphone with your mobile phone, the product will be in standby status after pairing completed, Blue LED flashes 5 seconds each time. (Voice Notice: Connected) What you get 2 x TWS Bluetooth Stereo Earphones 1 x Headset Charging Case 1 x USB Charge Cable 1 x User Manual Please Note: 1.For incoming call,Press function button once to answer;Press function button twice to reject(When at the calling mode,only master earbud has sound,This safety feature allows you to hear the traffic While driving ) 2.If only one earbud has sound at music mode, please try to recover the default setting. 3.When you receive this package and use the Earbuds at the first time, the working time may not be very long, because we test them before sending them out, That costs some battery. Please don't worry. Charge them and they will work as expected.