Weme via Amazon offers its Weme Mini DisplayPort to HDMI Adapter
in Black, model no. BC69144, for $8.99. Coupon code "H5ZR3WVU" cuts that to $4.59
. Plus, Prime members bag free shipping
. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $8.) That's $4 off list and the lowest total price we could find. It features support for full audio (up to 7.1 channels) and resolutions up to 1920x1080 (1080p).