Brand EarFun Color Black Ear Placement In Ear Form Factor Earphone Noise Control Active Noise Cancellation, Hybrid Noise Cancellation, Adaptive Noise Cancellation Frequency Response 20 Hz Brand‎EarFun Color‎Black Ear Placement‎In Ear Form Factor‎Earphone Noise Control‎Active Noise Cancellation, Hybrid Noise Cancellation, Adaptive Noise Cancellation Frequency Response‎20 Hz Headphones Jack‎USB Model Name‎EarFun Air Pro 4 Wireless Earbuds Connectivity Technology‎Wireless Wireless Communication Technology‎Bluetooth 5.4 Included Components‎EarFun Air Pro 4 & Charging Case, Japanese Instruction Manual & USB-C Charging Cable, Eartips (S, M, L, XL) Age Range (Description)‎Adult Material‎Plastic Specific Uses For Product‎Entertainment, Gaming, Business Charging Time‎2 Hours