Running a ISO on 6.20 TN-D Prometheus ISO loader works on any PSP - YouTube
PSP Go hacked to play UMDs, slightly increase its desirability (video) | Engadget
Hack your Sony PSP : ISO Tool v1.975 Released !
PSP 1001 CFW 5.50 GEN-D3 with Prometheus 4 | I'm selling my … | Flickr
PROMETHUS (PSP) - Demo Gameplay Video - YouTube
PRO Firmware PSP - GameBrew
Install 6.20 TN-A Hen and Prometheus ISO loader on your PSP
Yugioh Tag Force 6 working for PSP 5.50 Gen-d3 Prometheus-4 iso tool 1.978 - YouTube
PSP 1001 CFW 5.50 GEN-D3 with Prometheus 4 | I'm selling my … | Flickr
PSP] Custom Firmware 5.50 Prometheus v2 - Plays 6.20 Games | Digiex
Promethus (Game Trailer) - PSP 2009 - YouTube
Custom Firmware 5.50 prometheus 4 PSP - YouTube
Old hacked PSP 5.50 Prometheus, worth upgrade? + more questions. : r/PSP
Install 6.35 Hen + Prometheus ISO loader on your PSP
Mathieu Hervais ar Twitter: "Wow! I found pictures of the very first Pandora (unofficial PSP JIG) battery! things were rather crude back then at Prometheus/c+d :P https://t.co/D6m0dv25Sh" / Twitter
Install 6.20 TN-A Hen and Prometheus ISO loader on your PSP
Need help on restoring this PSP 1006 (further info in the comments) : r/PSP
PSP] Custom Firmware 5.50 Prometheus v2 - Plays 6.20 Games | Digiex
Custom Firmware 5.50 Prometheus install on PSP-2000 TA85 - YouTube