Features: Earphone design that fits the human earlobe, making it more secure and comfortable to wear One click, easy to operate New upgrade, Bluetooth 5.0 chip True Wireless, Independent Dual Body Compact body, mini and exquisite Intelligent noise reduction and intelligent display Specification Bluetooth version: 5.0 Transmission distance: 10m Charging time: approximately 1-2 hours Standby time: approximately 20 hours Music time: approximately 2-3 hours Talk time: approximately 3-4 hours Play/Pause: Click Previous Song: Long press left ear for 2 seconds Next Song: Long press right ear for 2 seconds Increase Volume: Double click left ear Reduce volume: Double click on the right ear Language Assistant: Three clicks on the right ear Package included 1 * Earphones 1 * Charging box 1 * USB charging cable 1 * Manual NOTED: Please charge for 1-2 hours upon receipt. After a long delivery, the battery is depleted. Notice Please charge for 1-2 hours upon receipt. After a long delivery, the battery is depleted.