Poids 0.425 kg Dimensions 23 × 22 × 6 cm Brand Name BASEUS Style Over-ear Vocalism Principle Hybrid Technology Origin Mainland China Active Noise-Cancellation Yes Material Metal, ABS, Plastic Control Button Yes Communication Wireless+Wired Volume Control Yes Category Earphones & Headphones Certification CE, FCC, RoHS Number Of Drivers 4 Impedance Range up to 32 Ω Sound Isolating YES Frequency Response Range 20 – 2000Hz Wireless Type bluetooth Package List User Manual, Charging Cable, 3.5mm Jack Adapter Codecs AAC, sbc Driver Diameter 40mm Sensitivity 38dB Is Wireless Yes Connectors Type c Earcups Type Sealed Bluetooth Version 5.3 Battery Life Up To[Hours] 100hours(volume at 70%, noise reduction off) Charging Method Cable Support APP Yes Function For Internet Bar, for Video Game, Common Headphone, For Mobile Phone, HiFi Headphone, Sport, For Outdoor, For Office, For DJ, For Study Battery Capacity[MAh] 600mAh/2.22Wh Maximum Wireless Range[M]