Bluetooth headset, M10 earbuds, headset with charging box with LED screen, touch headset with stereo sound and noise reduction feature with a charging box through which the mobile can be charged

Bluetooth version: Bluetooth 5.1 Operating frequency: 2.4 GHz to 2.4835 GHz Phonetic hints: English and Chinese support Favorite Music Effective Distance: > 10m Speaker: 8mm, PU (AS-XR) Effective frequency band: 50 Hz to 20 Hz Sensitivity: 108 + 2 dB Resistance: 16 +5% 1 battery pack capacity: 60 mAH (with protective panel) Miniature USB Load Time: Headphone Full Load: 1 Basic Load Hour: 2 Hours Waiting time: 120 hours Continuous dialogue: 4-5 hours Continuous music time: 4-5 hours (up to 70%) Functions: power display, voice control, call function, support music, multi-point connection Channel: Stereo How to use: earbud Whether single or both ears: Bilateral stereo Color: black