Phelps could lie back, lift up his size 28 feet and listen to the American National Anthem on his stylish Aquabeat, while he politely waits for for silver and bronze to splash their way slowly toward him.
The Speedo player beats other so-called waterproof devices by being fully submersible up to a depth of three meters, plus the earphones are fully bath-proof too – so they won’t break when you go under to wash the shampoo off. And it floats, which is a very clever idea.
There’s a trade off in the specs, mind – you only get 1GB of storage space for a rather hefty £80. That’s the price you pay for leading a healthy sporting lifestyle, or taking lots of baths.