The sony smartwatch 3 swr50 is both a brilliant standalone device as well as a companion product that interacts seamlessly with your android phone or tablet android version 43 or later via bluetooth to add new functionality and possibilities to everyday life featuring a screen with a hardened glass surface for maximum scratch resistance and durability a stainless steel body as well as water resistant to boot the smartwatch 3 is built to take whatever daily life throws at it but behind the s