Headphones: Harman Kardon Over-Ears $140, Monster iSport In-Ears $100, Sennheiser HD650 Over-Ears $315, more

Amazon has the Harman Kardon NC Premium Over-Ear Noise Cancelling Headphones (HARKARNC) for $139.95 shipped. That’s $210 under the original listing, matching our previous mention and the best price we can find.

They are made of sandblasted steel and black matte housings and feature active digital noise-cancellation technology, sonic “clarity and accuracy even at low volume levels,” and more. They have a 3.6/5 star rating from over nearly 100 Amazon customers.

Next up, Amazon has the Monster iSport Victory In-Ear Headphones for $99.96 shipped. That’s $70 or 41% under the original listing, matching the lowest we’ve seen them go for and the best current price by as much as $50.

They feature a sweatproof/washable design, a patented SportClip to help them stay in your ear, “total noise isolation,” ControlTalk with in-line controls for iPad, iPhone and iPod. They have received a 3.8/5 star rating from over 220 Amazon customers.

You’ll also find the Sennheiser HD650 Audiophile Dynamic Hi-Fi Stereo Headphones for $314.99 shipped at Adorama right now (Reg. $400+, matching the lowest we’ve seen) and eBay has a wide selection of discounted Beats headphones  up to 50% off.