General Information
- My headphones, connected to an iPhone, constantly turn down the volume or are too quiet
- The battery of my new headphones or portable seems to be defective
- Headphones and smartphone: Optimize bass & sound image
- Connecting headphones & headsets to the Teufel system, PC & Co: here's what you should watch out for
- Teufel Bluetooth headphones for teams, Zoom & Co use
- I use my headphones on the iPhone and only hear mono?
- What is the best way to clean my in-ear headphones?
- Wear in-ears correctly for optimal sound
- Can the Teufel Airy/Move BT Bluetooth headphones also be paired with the Apple Watch?
- What can Active Noise Cancelling (ANC) do?
- Bluetooth headphones on the TV or stereo system?