Amazon offers Prime members the MEElectronics Sport-Fi M6 In-Ear Headphones in Purple for $7.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.13.) That's $5 under our March mention and the lowest total price we've seen. (It's a current low by $11.) These noise-isolating headphones feature over-the-ear design with memory wire, six sets of ear tips, a frequency response of 20Hz to 20kHz, anti-tangle cable, and carrying case.

Note: This item is backordered but can still be ordered at this price. It's expected to ship in one to two months.