Features:
Bluetooth 5.0 connection, stable signal and clear talk.
One button can complete any operation, including switch songs, answer/hang up call.
IPX5 waterproof, suitable for sports or exercise use.
Mini and compact, ergonomic in-ear design, not easy to fall and comfortable to wear.
Adopt noise reduction technology, intelligently filter the noise around.
With Charge box, easy carry, convenient to charge it at any time.

Details:
Color: Black,White
Charging Box Capacity: 3.7V 450mAh
Earphone Battery Capacity: 2 * 3.7V 50mAh
Transmitting Distance: 10m/33ft
BT Protocol: HFP, A2DP, HSP, AVCRP
Frequency Range: 20-20000Hz
Sensitivity: 98dB
Impedance: 16O
Music Play Time: about 4 hours (depends on music volume)
Charging Time: about 1.5 hours for earphones, 2 hours for charging box
Earphone Item Size: 25*30*26mm
Earphone Weight: 3.5g/0.14oz (Each Earbuds)
Charging Box Size: 62*40*27.2mm/2.44*1.57*1.07in
Charging Box Weight: 35.4g/1.24oz

Package Include:
2 * Mini Earphones (Left and Right Ear-buds)
1 * Charging box
1 * User Manual
1 * Micro-USB Cable3 * Earplugs (S, M, L)