Smartwatch S201 with built-in TWS earphones. Functions: • Synchronization and notice of phone notifications, such as email, Whatsapp, Facebook, Twitter, etc. and SMS. Compatible with Android and iOS devices via free app • Notice of Smartwatch S201 with built-in TWS earphones. Functions: • Synchronization and notice of phone notifications, such as email, Whatsapp, Facebook, Twitter, etc. and SMS. Compatible with Android and iOS devices via free app • Material Notice: PVC Alloy: Metal;; Colour: Black; Black