The over-ear headphones from Urbanista, a company founded in Stockholm in 2010, have a special feature that makes worrying about an empty battery (almost) a thing of the past. A solar panel is built into the top of the headphones, which automatically charges the headphones. The charging process starts automatically as soon as they are exposed to light...

... The Los Angeles has a modern sound. The basses were powerful. With ANC activated, the sound changed, but surprisingly rather positively. More treble, broader stage, tighter dynamics. Great!

Sweden seems to be becoming Europe's innovation engine when it comes to green technologies. The Los Angeles are the first headphones to make tangible use of solar technology. It was not yet enough to charge the headphones by candlelight, for example, but the support of the solar cells ensures completely new runtimes...