Swiss Cougar Stuttgart Active Noise Cancelling Bluetooth Headphones

Comfortable over-ear headphones with active noise cancelling technology. You can choose to use the headphones without the ANC function, but simply flick the ANC button should you wish to suppress external sounds, for example when travelling on an aeroplane. Branding can be provided on the aluminium plates of the ear cups, or on the EVA case. Headphones: 18.5 ( l ) x 17 ( w ) x 8 ( h ) cm aluminium, ABS & PUcase: 18.5 ( l ) x 14 ( w ) x 8 ( h ) cmEVABluetooth version 5.310 metre visible distancebuilt-in microphone supports call pick-up400mAh lithium battery playback time: approximately 15 hours for ANC mode ; 20 hours for Bluetooth only modeactive noise cancelling:  20db noise cancelling frequency range: 20Hz – 20kHz sensitivity: 115dBtype-C charging port input: 4.75 – 5.25V includes EVA casepackaged in a Swiss Cougar gift box Branding OptionsPad PrintingLaser EngravingInclusive BrandingInclusive Of 1 Position Laser Engraving Branding Guideline