B&H Photo Video offers the AKG K99 Circumaural Semi-Open Stereo Heaphones, model no. 6000-H-09230, for $29.99 plus $4.97 for shipping. That's tied with our March mention and the lowest total price we could find by $43. These semi-open over-ear headphones feature 40mm drivers, leatherette earpads, and a frequency response range of 18Hz to 22kHz.