Newegg offers the Sennheiser HD1 Free Wireless Bluetooth In-Ear Headphones in Black for $99.95. Coupon code "EMCSTWVT2" drops it to $84.95. With free shipping, that's the lowest price we could find by $15. Deal ends March 21. Features include: 15Hz to 22kHz frequency response Bluetooth 4.2 in-line 3-button remote and microphone sheepskin nappa leather neckband up to 10 hours battery life