Best Buy offers the AKG HD 142 On-Ear Semi-Open Headphones, model no. K142HD, for $75.98 with free shipping. That’s $5 under our September mention and the lowest total price we could find by $7, although most merchants charge $150 or more. Sales tax is added where applicable. Features include an 18Hz to 24kHz frequency response, self-adjusting headband, velvet earpads, and more.