BestBuy offers PowerA - Enhanced Wired Controller for Nintendo Switch - Sonic Boost for $9.99 (orig. $29.99) + free shipping.

Product Description:

Officially licensed by Nintendo, the PowerA Enhanced Wired Controller for Nintendo Switch combines beauty and performance. Each controller includes world-class art, along with awesome gaming features. Program two mappable Advanced Gaming Buttons on-the-fly, plug in your headset for stereo sound, and enjoy smooth thumbstick control thanks to a pair of embedded anti-friction rings. Includes a 10ft (3m) USB cable, plus PowerA backs all products for 2-years to reinforce quality commitment. *For use only while Switch is docked. Does not support HD rumble, IR, motion controls or amiibo NFC. Not for use with Joy-Con only games.