Sansai TWS-001A TWS Smart WLess Earbuds

Bluetooth In-Earbuds with Portable Charging Case (Bluetooth V5.0)
Ergonomically designed to comfortably stay in place
Bluetooth range: 15-20m
Music Play/Pause/Skip controls
Answer/Reject phone calls
Charging time: Approx. 2 hours
Power level indicator (Red light = Charging, Blue light = Full Power)
Talk time: Approx. 4 hours
Music playback time: Approx. 3 hours
Standby time: Approx. 100 hours
Battery capacity 400mAh (can fully charge earphone 3 times per battery charge)
Compatible with 99% of Bluetooth enabled mobile phones