Add on to the original PlayStation 2 fat models 30000 and 50000 came out in 2001 in Japan and 2004 in North America.
Ethernet is 100Base-TX / 10Base-T with RJ45 connection
Modem is V.90 @ 56K, K56 flex @ 56K, V.34 and others @ 33.6K with RJ-11 connection
The hard drive connection is IDE. The included disc has a defragment, disc repair, file manager, and formatting programs.