This is Standard Definition (SD). While it will play smoothly on older devices or smaller screens, it won't have the crispness of HD (720p) or Full HD (1080p).
Despite the 480p resolution, being sourced from a Blu-ray usually means better color accuracy and less visual "noise" than a DVD-rip or web-rip. This is Standard Definition (SD)
The film features explicit, non-simulated scenes. While some critics viewed it as a breakthrough in "art-house" eroticism, others found it self-indulgent. others found it self-indulgent.