https://www.sammobile.com/2016/05/11/update-to-samsung-music-app-brings-support-for-edge-controls/
Update to Samsung Music app brings support for edge controls - SamMobile - SamMobile
samsung musicsupport foredge controlsupdateapp
https://www.virtualdj.com/manuals/hardware/numark/edge/controls.html
VirtualDJ - Mixtrack Edge - Controls
With over 100,000,000 downloads, VirtualDJ packs the most advanced DJ technology. Both perfect to start DJing, and perfect for advanced pro DJs.
mixtrack edgevirtualdjcontrols