This clever speaker amplifies your device without any wires or Bluetooth. Just place your phone or mp3 onto of the speaker and hey presto, loud music and 10 hours of continuous play on one charge. And its super lightweight too! Uses 'Near Field Audio' Technology. £24.99
One Bluetooth speaker looking to float above the competition is NYNE's Aqua waterproof floating speaker. Introduced at this week's show in Las Vegas, the unit is IPX7-rated, meaning it can be immersed in water up to 3.2 ft (1 m) in depth for up to 30 minutes.