The pair of earphones are BT5.1 chip, auto pairing and one key operation. It brings you HiFi sound and high-definition calls, IPX7 waterproof for sports wear.

Features:
Magnetic induction charge box, with three-screen digital display, can charge for mobile phone.
One key operation to control calls, music, volume and voice assistant.
IPX7 waterproof and sweatproof, not afraid of sweat during exercise.
BT5.1 chip, long transmission distance, high anti-interference ability, low power consumption.
Ergonomic design to fit the ear cannal, single and binaural freely switch.
HiFi high fidelity sound quality, dynamic unit design, giving you well listening experience.
Adopt CVC8.0 and DSP dual noise reduction technology, high-definition calls like face-to-face.

Specifications:
Material: ABS
Color: Black
BT Version: BT5.1
Transmission Distance: >10m
Talk Time: 4h
Play Time: 4h
Charge Time: 1-2h
Standby Time: 12h
Waterproof Level: IPX7
Battery Capacity:
 Earphones: 50mAh
 Charge Box: 2000mAh
Package Weight: 127g / 4.48ounces
Package Size: 110 * 100 * 40mm / 4.33 * 3.94 * 1.57in

Packing List:
2 * BT Earphones
4 * Ear Caps
1 * Charge Box
1 * USB Cable
1 * User Manual