1-3 of 3 Answers
This one has more power and it is HDCP2.2 compliant, which will let you watch protected 4k content. The 750 is not for 4k. Some commenters are saying it is, even ones from Sony Talks, but Sony support as well as other sites say no.
Sorry, there was a problem. Please try again later.The 770 has HDCP 2.2 which is required for 4K TVs.
Sorry, there was a problem. Please try again later.Please check the links below for further assistance. https://docs.sony.com/release//Help_4584081111.pdf https://docs.sony.com/release//STR-DH750_STR-DH550_guide_en.pdf Thanks, >Joffrey
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