Newegg offers the Changhong 49" 4K 2160p LED-Backlit LCD Ultra HD Television, model no. UD49YC5500UA, for $499.99 via the steps below. With free shipping, that's $600 off list and the lowest total price we could find. (It's also among the least expensive 49" or 50" 4K HDTVs we've seen.) It features a native resolution of 3840x2160, LED backlight, four HDMI inputs, and USB. Deal ends November 20. To get this deal:

1. View the Changhong 49" 4K 2160p LED-Backlit LCD Ultra HD Television for $799.99
2. apply coupon code "EMCWWWF235" to cut that to $549.99
3. redeem this $50 mail-in rebate for a final price of $499.99