You couldn't swing a dead cat at Mobile World Congress back in February without hitting a smartwatch or a fitness band. (Not that you would want to. Barcelona probably has some kind of municipal ordinance against dead feline hurling.) After teasing us with the companion app, Sony has finally released the Smartband SWR10 in the US. This screenless Bluetooth activity tracker will cost you a C-note on Sony's online store, and it should be showing up at other retailers soon.
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