Description: 1. Bluetooth version: V5.0 EDR 2. Battery capacity of charging bin: 300mAh 3. Headphone battery capacity: 30mAh 4. Charging time: 30minheadset)/110min(with chargingcase) 5. Duration: 20hours in totalCooperate with the charging case 6. Output power of charging chamber: 5V/100mA 7. Talk time: 5H 8. Working distance: 10-20m (barrier-free straight line) 9. Charging interface: lightning Specifications: 1. Open the cover to connect. 2. Support HIFI mode and Bass mode 3. Comfortable to wear 4. Low latency Operating instructions 1. When there is a call, click the headset touch to answer/then click to hang up 2 Listen to the music and click play/pause the music 3. Listen to the music and play the next song with two clicks in a row 4. Listen to music and play the last song on three dots in a row 5. Long press the touch button to wake up the intelligent voice assistant 6. Duration of music listening: press touch for 3 seconds to switch sound effects (there are three sound effects) 7. Touch for 4 consecutive points to enter the zero-delay game mode Package Included: 2 * earphone, 1 * charging sharing, 1 * data cable, 1 * manual instruction