BuySonic offers the Paradigm E1 Shift Series In-Ear Headphones, model no. 1110000011, for $10 plus $2 for shipping. (You'll need to register for an account to see this deal.) That's $6 under our mention from four days ago and the lowest total price we've seen. (It's a current low by $8.) These earbuds feature 10Hz to 18kHz frequency response and 8mm super-neodymium drivers.