Skip to main content
English (US)
Deutsch
Español
Français
Nederlands
Polski
Home
FAQ
Instruction manuals
Back to website
Deutsch
Español
Français
Nederlands
Polski
brennenstuhl® Service
FAQ
USB
USB
Why do USB chargers make audible noises, such as humming or beeping?
What do I need to consider when charging with Power Delivery and USB-C?
Why does my device (e.g. iPhone 15 and newer) not charge with the brennenstuhl® USB Power Delivery charger?