How to get your PS3 off V.4.81/4.82 Demo Mode - YouTube
Sony PlayStation 3 CECHE01 System 80GB Backwards Compatible PS1/PS2/PS3 4.81FW | eBay
PS3 Console Super Slim White CECH-4206C - Hardisk 500GB - Software Version 4.81 - Condition 9/10 (Used), Video Gaming, Video Game Consoles, PlayStation on Carousell
SONY PlayStation 3 main body Ryu ga Gotoku version CECHL00 version 4.81 | eBay
Un custom firmware para PS3 llegará en Navidad para la versión 4.81
Sony PlayStation 3 [PS3] 80GB Fat Console [CECHL02] Firmware 4.81 (CONSOLE ONLY) | eBay