Description This is a TWS4 Bluetooth wireless earphone A headphone design that conforms to the ear of the human body for a firmer more comfortable fit One touch easy to operate A new update Bluetooth 5 0 chip True wireless separate dual body Compact body exquisite mini comfortable to wear compact and portable Smart noise reduction smart battery display High quality headphones sound quality wearable during exercise Water resistant design Specification model TWS4 Weight 57g Color black white Bluetooth version Jerry V5 0 Headphone battery 50 mAh Standby time 100 hours Talk time 4 5 hours Listening to the song 4 hours Battery lithium polymer battery 50 mA earphones 300 mAh charging compartment Charging time 40 50 minutes for earphone 1 hour for charging compartment