Hi Shadow2020, Thank you for choosing and purchasing Sony X750H Bravia LED Ultra HD TV. We are sorry that you are having an audio and video sync issue with your Sony Bravia. If the source is coming from an external device via an HDMI connection, make sure your cable is a premium high-speed HDMI cable. If you are streaming from an app installed on the TV, test several different apps and make sure they are updated. Please make sure your TV also runs the latest firmware by performing a software update. The software update includes key features, applications, bug fixes, and feature improvements. To further isolate the issue, we can follow the guide from this link: https://www.sony.com/electronics/support/articles/00026069. Should you need further assistance, you can email the below information to socialsupport@am.sony.com. Apologies if you disclosed some of this information in your review and to customer service, we just want to ensure that we have your accurate details at the time of communication. Full Name: Sony website Username: Telephone Number: Sony TV Model Number: Additional Information regarding your experience with the X750H: We value you being a Sony customer. Sorry for the inconvenience and hope to speak directly to try to resolve this matter. Thank you for letting us help assist you. Sincerely, Vincent

Hi rmill13, We are glad that you now have the perfect smart TV for your needs. Your X750H is powered by our 4K Processor X1 that provides rich, real-world detail in your favorite content. HD content is upscaled to near-4K resolution with 4K X-Reality PRO using a unique 4K database. And TRILUMINOS Display, powered by our X1 processor, reproduces lifelike color and detail to enjoy your favorite movies & shows like ever before! Thank you for choosing Sony! -Vincent

Hi Bayou Man, Thank you for the 5-star rating! We're glad to know that you like the picture color and clearness of your new TV. The X750H is powered by our 4K Processor X1 that provides rich, real-world detail in your favorite content. HD content is upscaled to near-4K resolution with 4K X-Reality PRO using a unique 4K database. And TRILUMINOS Display, powered by our X1 processor, reproduces lifelike color and detail to enjoy your favorite movies & shows like ever before! We value your opinion and we would like to apologize if our product did not meet your expectations. Thank you for choosing Sony! - Kris

Hi, Mikesssssssss, Thank you for choosing and purchasing Sony X750H Bravia LED Ultra HD TV. Sorry to hear that you are not happy with your unit. We need more details about your concern and we want to make sure you’re taken care of and check on your TV. May we contact you directly to assist you? If so, please email the below information to socialsupport@am.sony.com. Apologies if you disclosed some of this information in your review and to customer service, we just want to ensure that we have your accurate details at the time of communication. Full Name: Sony Username: Telephone Number: Sony TV Model Number: Additional Information regarding your experience with the X750H: We value you being a Sony customer and hope you will shop with us again. Sorry for the inconvenience and hope to speak directly to try to resolve this matter. Thank you for letting us help assist you. Sincerely, Thanks, Vincent