XIM APEX PS4 PS3 Mouse & Keyboard Adapter Converter For Xbox One Xbox PC Pro F/S | eBay
APEX Game Keyboard and Mouse for Xbox One, PS4, Switch, PS3, PC GameSir VX AimSwitch E-Sports Adapter Keypad and Mouse Combo
Apex 5 | SteelSeries
XIM APEX PS4 PS3 Mouse & Keyboard Adapter Converter For Xbox One Xbox PC Tested
Add keyboard and mouse to Xbox and PS4 (and when you plug in your keyboard and mouse it automatically places you with keyboard and mouse players so it's fair) : r/apexlegends