The H4n Pro Accessory Package is the ideal companion for your Zoom H4n Pro Handy Recorder including: Hairy Windscreen Splitter Cable Attenuator Cable USB Cable and AD-14 AC Adapter. This bundle has been compiled to give you everything you need to transfer your files charge your recorder and more. The Hairy Windscreen helps to minimise unwanted noise in windy environments helping to retain optimal audio quality even in the most demanding of situations.