Furthermore, the audio encoding accompanying the 4K video stream typically supports lossless or high-bitrate AAC/FLAC, creating an immersive soundstage that mirrors the visual depth.
Beyond the raw resolution numbers, the "4K" designation for SSIS-905 implies the utilization of broader color gamuts. SSIS-905 4K
What or media player are you currently using? What brand/model of TV or monitor do you own? Furthermore, the audio encoding accompanying the 4K video