The default option has been marked.

Available Emulators

System	Core	Supported Extensions	Bios Required
Sony Playstation	Beetle PSX	.cue .toc .m3u .ccd .exe .pbp .chd	No
Sony Playstation	DuckStation	.exe .psexe .cue .bin .img .iso .chd .pbp .ecm .mds .psf .m3u	Yes
Sony Playstation	PCSX ReARMed	.bin .cue .img .mdf .pbp .toc .cbn .m3u .ccd .chd .iso .exe	No
Sony Playstation	SwanStation	.exe .psexe .cue .bin .img .iso .chd .pbp .ecm .mds .psf .m3u	Yes