Name: HOCO W23 model Color: White and Black Composition: ABS 3.5mm plug Wired Length: 1.2 meters Type: Bluetooth over-ear Bluetooth version 5.0 for headphones 300mAh is the capacity. Two hours for charging 8 hours for talking and 8 hours for music 200 hours is the standby time. 40mm speaker Measurements: 186*180*75 mm Weight: 187g Soft, stress-relieving protein earmuffs