Feature:* HD Audio: SBC* Bluetooth Version: Bluetooth 5.0* Bluetooth Distance: 10M* Earphone Charge Time: 1.5 Hours* Charging Box Charge Time: 1.5 Hours* Touch Control* Support Smart Noise Cancelling* Qualcomm apt-X HiFi Sound Touch Control Methods:* Power ON/OFF: Long-Touch 5 Seconds* Answer/Hang-up Call: Left/Right Earbuds Touch 1 Time* Reject Call: Long-Touch 2 Seconds* Play/Pause Music: Left/Right Earbuds Touch 1 Time* Volume +: Right Earbuds Touch 2 Times* Volume -: Legt Earbuds Touch 2 Times* Previous Song: Right Earbuds Long-Touch 3 Times* Next Song: Left Earbuds Long-Touch 3 Times* Voice Assistant/Siri: Left/Right Earbuds Long-Touch 3 SecondsWarning:1. Due to long-term transportation, the earphones and charging box may be out of power. After receiving the goods, please charge it before use, thank you.2. MUST Use 5V/1A Cable to Charge the J18 Charging Case.Package Contains:1 Pair Earphones With Charging BoxNote:The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.