Star Series ANC TWS-E4 Wireless Earphone

Features:
42 hours of battery life
ANC function
*Certification: CE/ROHS
*BT version: V5.3
*Headphone battery capacity: 3.7V/40mAh
*Charging box capacity: 3.7V/500mAh
*Transmission distance: 15M
*Running time: 7H
*Endurance: 5 times
*How to wear: In-ear type
*Functions: Listen to music, call,game mode,fast charging