Mini bluetooth V5.0 Wireless Bass In-ear Neckband Earphone Headphone With Mic

Features: 1. Shallow in-ear design for easeful feeling despite of long-time wearing.
2. Enjoy more freedom from music without cable.
3. Support IP45 waterproof that you can listen music everywhere.
4. High capacity battery for up to 3 hours of continuous playing time on a full charge.
5. Enjoy an impressively power sound be free bluetooth play.

Specification: bluetooth Version:V5.0
Transmission distance:10m
Charging Time:1.5Hours
Working Time:3Hours
Talk Time:3Hours
Standby Time:30Hours
Frequency Range:20-20Khz