77% according to independent measurements from Verkotan

The battery cover acts as a powerbank and gives you up to 50 extra hours when listening to music or 15 hours when watching movies

The battery life also increases by up to 20% and the temperature is lowered by around 7 degrees

If you have an iPhone with a lightning socket

Strålningsreducerande hörlurar – Rosé USB-C Huawei P20 77% according to independent measurementsRadiation reducing headphones with 3. 5 mm socket and built in microphone. Fits all mobile phones. If you have an iPhone with a lightning socket, you must have received an adapter when buying the phone, which you also use to connect the headphones. Our headphones are radiation reducing with tracheal technology that results in a reduction of the electromagnetic radiation from the phone up to the ear. The technology of Air tubes works so that the cable