There are 6 objects in the scene, open closed hanging toilets, a bidet, a bidet mixer, as well as 2 buttons (chrome, and white).

A turbo-smooth mode was opened at all objects for rendering (I recommend 2 iterations for close up, 1it for distant rendering).

Manufacturer Volle
Fiesta Series

Toilet bowl VOLLE Fiesta Rimless
Article - 13-77-034
Room - 130 * 00
Dimensions 510x360x350

Bidet VOLLE Fiesta
Reference - 13-77-235
Room - 90 * 00
Dimensions 555x360x395

VOLLE Fiesta 26mm bidet mixer
Article - 15155100
Room - 38 * 00
Dimensions 133x53x129

Volle Master white / chrome buttons
Dimensions 150x230x6

There are 2 Max files in the archive (corona and vray)
As well as fbx and obj.