Mod. Sony PSP con Firmware 6.60 PRO-B9 - Il blog di ide@informatica
PSP 6.60 PRO - B9, B10 CFW installation [Very Easy] (PSP 3000, 2000, 1000 and PSPGo) - YouTube
Release: Infinity 2.0 – Enables Permanent 6.6x Custom Firmware for all PSPs! - Wololo.net
Virtuous Flame announces 6.60 PRO CFW - Wololo.net
Started PSP up after years of storage. Can't update to OFW 6.61, crash then force shutdown. Currently on 6.60 PRO-B9. Any idea what's happening? : r/PSP
Need setup and game recommendations : r/PSP
Mod. Sony PSP con Firmware 6.60 PRO-B9 - Il blog di ide@informatica
MODDED SONY PSP Go Bundle Console 6.60 Pro-B9 Charger Official Case Usb Lead EUR 80,81 - PicClick FR