TomTop offers the Wireless BT Headset with Mini Stereo In-Ear Headphone in White for $5.99 with free shipping. That's the lowest price we could find by $5 for a similar model. It is widely compatible with most BT-enabled devices, supports DSP noise reduction, features a single right ear piece, and has a built-in chargeable battery.

Note: This item ships from China and requires two to four weeks for delivery. Deal ends December 20.