Seems like a very good price for a great headphones.... Not sure how this compare to AKG K451...
Price is direct from Amazon and not 3rd party seller...
Robust, full-size headphones with original Marshall design
Super soft ear cushions for supreme extended-wearing comfort
Fully collapsible construction for easy storage and transportation
In-line mic and remote for easy switching between music and calls when used with a phone
Marshall amplifier vinyl headband