Splish, splash, Sony's taking a bath with a raft of waterproof gadgets. The Sony Xperia Z2 smartphone and Z2 tablet can take a dip without making your day a washout -- and they're joined by a World Cup version of the Sony SmartBand and Core gadget.

Fancy splashing out on a smartphone that doesn't care if it gets splashed? The Xperia Z2 is Sony's new 5.2-inch flagship. Make a splash with our hands-on first take preview here.

If you want to get some of the same features but without spending so much, check out the Xperia M2. Get our early impressions with our hands-on first take here.

The Z2 tablet is a 10.1-inch slate that packs the latest Android KitKat software into a slim, waterproof casing. Dive into our hands-on preview here.

Sony also revealed more details about the SmartBand, its new wristband that straps the Core fitness gadget to your arm to track your activity. It's on sale in March in black, with a yellow and green version celebrating the 2014 World Cup taking place in Brazil this summer.

For more of the coolest phones, tablets and mobile gadgets of 2014, check out our in-depth coverage of Mobile World Congress here -- you won't regret it.