B21 Pro TWS_Competitive End Earphone

 Product Parameter Product Advantage
Bluetooth chip: JL Series
Bluetooth version: V5.0
Audio decoding format: SBC AAC
Receiving distance: ≤15M
Battery capacity for earphone: 50mAh*2
Battery capacity for storage box : 300mAh
Playback duration: 2-3 hours in middle volume
Charging duration: earpiece – 1 hours ; storage box – 1.5 hours
Charging type: : Type C
1.True Wireless Stereo bluetooth pair connection
2.Whole the earphone integrated with ergonomic design.when wearing, the earphone naturally fits the ear.
3.Rain and sweat proof