• FEATURES Signal transmission Wireless Headphone type Over Ear Product Type Bluetooth Over Ear Headphone Frequency (Hz) 20 Sensitivity 112 Db Rated Impedance 32 Ohm Noise cancellation Active (ANC) Noise Cancellation Yes High resolution audio Yes AI AI Assisted Bluetooth Version 5.4 Links Bluetooth Bluetooth Yes Auto Frequency Adjustment Yes Mute Mode Yes Balance Control Yes Microphone Yes Splashproof No Maximum battery life 80 hours Supports Charging over USB-C Port Yes USB Power Distribution (PD) Supports Charging Protocol Yes Minimum Power Required to Enable USB-C Charging 5 Maximum Power Required for USB-C Charging Speed 5 USB-C Charger Included No Color (by Manufacturer) Black Box Content Device-Device Charger Cable Weight 460 Width 19 Height 16.2 Depth 8.4 Color (basic) Black Package Size 39cm /25cm / 49cm Manufacturer Warranty 2 Years Official Manufacturer's Guaranteed Made in China Packaging Width 39 Packing Height 25 Packing Depth 49cm Perimeter 177cm Weight 480cm