• 30 hours of talk: Built-in 300mAh battery, fully charged in 2-3 hours. 30 hours of talk, 40 hours of music playback and 15 days of standby time
• LED display: check the remaining power of the earplug wireless headset at any time
• Comfortable to wear: multi-function button control switch, pause/play music, answer/end call. 10.8g weight, you won't feel tired when wearing it all day
• High-definition voice and noise cancellation: CVC8.0 eliminates noise and allows you to enjoy high-speed calls in noisy environ

Specification:

• Bluetooth-compatible version: 5.1
• Listening time: 15-40 hours
• Standby time: 365 days
• Charging time: 2-3 hours
• Real copper ring 10mm speaker
• Impedance: 32Ω
• Battery capacity: 300mAh
• Talk time: 15-40 hours
• Connection distance: 10 meters barrier-free