How to use your Android Smartphone as a PS4 controller
For PS4 Controller Phone Clip Holder, TSV Mobile Gaming Mount Bracket Phone Holder Fit for Samsung/Android/iOS Smartphone, Adjustable Phone Stand Clamp Fit for Sony Playstation 4 Controller - Walmart.com
PS4-Controller mit Handy verbinden – So funktioniert's
How to Connect a PS4 Controller to an Android Device