BPM Ture Wireless Earbuds

Bluetooth version: 5.0; Battery capacity: Earphone battery 40mAh; Charging case battery: 300 mAh; Effective distance: 32ft; Earbud Working time: Up to 2 hours per charge; Standby time: 12 hours; Earbud charging time: About 1 hour; Charging case charging time: About 1.5 hours