1SaleADay via newegg offers the Altec Lansing In-Ear Headphones with In-Line Microphone, model no. MZX2071S, for $9.99 with free shipping. That's the lowest total price we could find by $6. (We saw a similar pair for $2 less two weeks ago.) These noise-reducing earbuds feature 100Hz to 5kHz frequency response, a sliding cable adjuster, 11mm drivers, 16-ohm impedance, and more.