Gear XS via eBay offers the SoundLogic USB Desktop Charging Tower in Black for $16.99 with free shipping. That's the lowest price we could find by $4. It features five ports, 4-foot long cord, and universal compatibility.
Walmart offers the iLive On-Ear Headphones in Red for $6.88. Opt for in-store pickup to cut it to $6.74 and dodge the $5.99 shipping charge. (Amazon charges the same.) That's the lowest price we could find by $3. They feature a 3.9-foot cord and a frequency response of 20Hz to 20kHz.