A10 TWS Bluetooth Sport Ear Hook Headset Wireless Waterproof Earphones Earbuds with Digital Display Charging Case - Sky Blue

• Ear hook design, not easy to fall off, perfect for sport and fitness

• The charging case with LED digital display to show battery power

• Bluetooth 5.2 connection, stable and smooth

• IPX7 waterproof, good sweat-proof effect

• Good sound quality provide excellent music and call experience

• Key operation is simple and convenient

Specification:

• Earphone speaker power: rated 3mw, max. 5mw

• Speaker size: diameter 13mm

• Speaker frequency response range: 20-20000HZ

• Speaker sensitivity: average sensitivity 99db

• Speaker impedance: 32?

• MIC size: 4*13mm, tube core microphone, 42±3db

• Headphone standby time: playing music 4-5 hours

• Battery: 3.7V 1000mAh

• Charging Case charging time: about 1 hour

• Earphone charging time: about 1 hour

• Bluetooth frequency: 2.4G

• Transmission distance: ?10m