Amazon has a good deal for Prime Members on the Amazon Fire TV 4K Stick Streaming Media Player w/ Alexa for $34.99 Shipped!
Be sure you are signed in to your prime account to see this deal.
A bit about this item:
With more power, a lightning-fast processor, support for 802.11 ac Wi-Fi, and a new antenna design, Fire TV Stick 4K allows you to enjoy a more complete 4K Ultra HD streaming experience. Launch and control all your favorite movies and TV shows with the next-gen Alexa Voice Remote. New power, volume, and mute buttons let you control your TV, sound bar, and receiver.