. This board is a universal 4K smart Android TV motherboard commonly used in 50", 55", and 65" UHD televisions. Technical Overview of TP.HV553.PC821 : Native 3840x2160 (4K Ultra HD).
: You must download every part (e.g., part01 through part08) to successfully extract the full firmware image. Download HV553 PC821 3840x2160 Extra EMMC Backup part08 rar
: Includes built-in WiFi and RJ45 Ethernet for smart features like streaming apps. Download HV553 PC821 3840x2160 Extra EMMC Backup part08 rar
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