Groupon cuts 38% to 70% off a selection of new and refurbished home theater items, as listed below. Plus, they all qualify for free shipping. With items starting from $24.99, that's the lowest total price we could find by at least $20. The deals, ending at 1 am ET on the dates noted:
Adorama offers the Beyerdynamic Custom One Pro Closed Headphones in White, model no. 709018, for $169.99 with free shipping. That's the lowest total price we could find by $59. They feature a frequency response of 5Hz to 35kHz, custom sound slider, and gold-plated 3.5mm jack.