The best waterproof and dust-proof rating for speakers is IP67. This rating means that the speaker was tested for both dust ...

you'll have come across terms like "water resistant," as well as the now common IP67, IP68 and IPX8 ratings. But what do those ratings really mean and, crucially, how waterproof is your expensive ...

Manufacturers are now making waterproof phones the norm ... The "X" means it doesn't have an IP rating against water, but that doesn't mean it's not water-proof -- it's just not certified as ...