Sony swr10 fitness band live smart the smartband is a 247 wearable device its waterproof and you can keep it on you whatever you do its discreet and designed to look great with any clothing style choose from a range of vibrant colours and styles and switch them daily to match your mood an iconic metal sony fastening button and leds give it a premium look and feel the smartband incorporates a removable core unit and a stylish and comfortable wrist band smartband makes sure you never m