TigerDirect offers the AERIAL7 Apex Vice Earbuds 2-Pack in Teal/Purple (pictured), model no. 603870, Red, model no. 603440, or Multi-Color, model no. 4200 for $4.99 plus $3.69 for shipping. That's $4.34 per set and the lowest total price we could find for any AERIAL7 earbuds; similar single pairs start at around $15 elsewhere. They feature a 15Hz to 20kHz frequency response, 9mm drivers, built-in microphone, and more.