Sony expands wearable device lineup, unveils SmartBand wristband at CES 2014 Sony is delving further into the wearable computing market with SmartBand, a waterproof wristband that tracks everything from daily physical activities and nightly sleep patterns to how much you’ve socialized with friends. January 7, 2014 Channel/Game Online/LCD TV/LED TV/Mobile Launch/Networking/News/Security/Social Media/Tablet/Telecom News/TV