MacMusic.org 
Site for musicians, Mac-users and audio-professionals with resources and information about making MIDI audio on Macintosh.
http://www.macmusic.org/Pontis Electronics
Manufacturer of MP3 player with cross-platform software support.
http://www.pontis.de/
DigiDrive
Pro Tools compatible hard drive optimized for audio production.
http://www.digidesign.com/products/hd/main.cfm
Korg 1212I/O PCI Multi-Channel Audio Interface
Offering I/O functionality without the added cost of redundant DSP hardware. It conforms to the PCI format, so it's compatible with both MacOS and Windows 95 computers.
http://www.korg.com/gear/info.asp?A_PROD_NO=1212IO
MOTU Audio
Computer-based, digital audio hard disk recording systems for Mac OS and Windows.
http://www.motu.com/
