<p><b>2020  New Bluetooth 5.0 3D Stereo Earbuds</b></p> <p> </p> <p></p> <p> </p> <p><b>Features:</b></p> <p> </p> <p>Support Fast Charging: Charge for 15 minutes, use 2 hours.</p> <p> </p> <p>Pop-up Pairing: system supports pop-up pairing, and the window displays earphone power and charging case power.</p> <p> </p> <p>Support for Binaural Calls: With built-in microphone on both sides earbuds, allows you to make hand-free calls from either one.</p> <p> </p> <p>650mAh Mobile Charging Mini Case: The charging box has 4 charging contacts, which makes the headset charge faster and safer, and allows you to enjoy 12 hours without charging the data cable.</p> <p> </p> <p></p> <p> </p> <p><b>Operation Method:</b></p> <p> </p> <p>Power on/off: Press the button of charging box to charge the earphone. Put the earphone into the charging box then power off.</p> <p> </p> <p> Earphone pairing: Earphone flash blue and red light quickly when power on, then both earphone pairing automatically. After 1-5 second, both earphones do not light that means pairing was successful. If unpaired, then put both earphone into charging box to pair again.</p> <p> </p> <p>Wake up voice assistant function: Long press the left/right headset for 3s to wake up the phone voice assistant, Siri, Google, etc, (With voice prompt "Du")</p> <p> </p> <p>Call function: Touch earphone once to call/hang up phone.Touch earphone twice to reject the calling.</p> <p> </p> <p>Music Operation: Touch L/R twice to switch to the previous/next song.Touch L/R 3 times for +/-volume.</p> <p> </p> <p></p> <p> </p> <p><b>Technical Specs：</b></p> <p> </p> <p>Frequency: 2.4GHZ</p> <p> </p> <p>Transmit distance: 10-15m</p> <p> </p> <p>Capacity: 50/650mah</p> <p> </p> <p>Standby: 7 days</p> <p> </p> <p>Call/Play time: 3-5H</p>