Photron AirBeast 200 Truly Wireless Bluetooth in Ear Earbuds with Mic (White) UNBOXED

HOW TO TURN ON EARPHONE: Open the charging case, take out the earphones, the earphones will start-up automatically, and then the left and right earphones pair with each other automatically (the indicator light on the main ear-bud flash orange and white alternately). HOW TO TURN OFF EARPHONE: Charging case power-off: Put the earphones into the charging box and close the lid. The headsets will turn off automatically(if the battery of the charging box is 0, the headset will not shut down automatically. Please charge the charging box in time) CALLING OPERATION: When Answering a Call, double-click the multi-function button on either earphone. To End the Call, double-click the multi-function button on either earphone. Reject the Call, long-press the multi-function button about 1 sec on either earphone. When switching calls between the earphones and mobile, long-press the multi-function button about 1 sec on either earphone. MASTER AND SLAVE SWITCHING FUNCTION: When open the lid of charging case, you can connectwith your mobile well and use when you took off oneearphone.And it can connect each other quickly andautomatically when you take off the other earphone toform biauricular wireless earphone; When the master earphone is out of power, or put themaster earphone into charging case and turn off, the slaveearphone will switch into master earphone and continue working. BATTERY CAPACITY: The Bluetooth ear-buds, can be used for upto 5 hours on a single charge. 400mAh battery capacity charging box, 2x4 times extra charging time,It will turn off once earbuds fully charged. COMFORTABLE TO WEAR: Combined with ergonomic principles, adjusting the angle of entering the ear several times. At the same time of pursuing a simple appearance, pay more attention to wearing comfort. More comfortable no pain when wearing. More stable won't drop during exercise, more casual. More free wireless experience.Enjoy the music without hands safely anytime, take phone call very conveniently.