how to Play sega cd rom on psp?

hi everyone!!

i am new and dont know to get start to play sega cd rom on psp. Can anyone out there please guide me step by step on how to do so and which emulator to download.

currently i have already download the rom. please advise what to do next..


Thank you in advance! :)

Do you have Custom Firmware ?

no. u mean i have to download this software in order to do so?

please advise.

thank! :)