With a detailed sound and output high enough to be used with even the weakest headphone amps, the AKG K240 Studio Headphones are a semi-open design that have long been a staple in project and professional studios around the globe. Designed for comfort over long periods of use and deep, enhanced bass response, these workhorse monitor headphones deserve a place on everyone's head. Shop Reverb.com and compare prices on new & used K240 Studio Headphones for the best deals.