Sound driver size:10 mm Dynamic Bass Driver

Noise Reduction Functions:AI ENC Noise Cancelling

Effective Range:10m

Bluetooth Version : Bluetooth 5.4

Battery:

Each Buds offer 40mAh

Charging Case offer 460mAh

Charging time: Charging 10 minutes for 120 minutes of playback

Playback Time:

Earphone(only): 7 Hours of Playback

Earphone+Charging: 38 Hours of Playback