Ocean Technology via Amazon offers the Unitek Thunderbolt Mini Display Port DP to HDMI Adapter, model no. Y-6325BK, for $8.99. Coupon code "Z2OEZBGK" cuts it to $4.94. Plus, Prime members grab free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $8.) That's the lowest total price we could find by $4. It allows you to connect your HDTV, monitor, computer, tablet, projector, and other HDMI devices to Mini DisplayPort. Deal ends November 30.