Enter to Win a Hisense 65R6107 65-in. 4K Roku Smart LED TV! To win a Hisense 65R6107 65-in. 4K Roku Smart LED TV please fill out the required questions in the form below and tell us a little bit about yourself. Make sure you have read the contest rules. Check out our other contests Win a Bundle of Smartphone Accessories! Win a Roku Express Media Streaming Player!