High Resolution In-Ear Headphones With Microphone For $3.50 From Amazon After $10 Off Stacking Discounts 1. Clip the 10% off coupon on the product page. 2. Use code: 657UWOQ9 Dynamic DRIVER: These headphones have balanced armatures and a separate dynamic driver. The 0.36 inches (9.2mm) dynamic driver unit ensures the uncompressed listening experience from deep […]