One such headphone prototype (experimental version) by a Glasgow designer Display Which is capable of charging batteries of various mobile devices with energy from sunlight. Entrepreneur Andrew Anderson has launched the “Onbeat” brand headphones on the crowdfunding site Kickstarter, and the device could hit the market in early 2014.

The headphones come with flexible solar cells that can deliver 0.55 watts of power. It also has a lithium battery to save electricity. You can also recharge your smartphone battery while playing onbit audio.

Mr Anderson expects to raise 200,000 to start commercial production of the device.

This is not the first time that energy has been mobilized from renewable sources. Earlier, the idea of ​​generating electricity while walking was also found by attaching special mechanical system to the shoe. In that case, to charge the battery of an iPhone, you have to travel an average of 2.5 to 5 miles.