New Original M-AUDIO Fast Track C400 audio interface 4 input and 6 output usb sound card in stock Wholesale retail packaging - buy at the price of $280.15 in aliexpress.com | imall.com
Fast Track C400 - M-Audio Fast Track C400 - Audiofanzine
AVID, M-Audio | Fast Track C400 - USB Audio Interface with Pro Tools SE Software | #1841237958
Avid Announces Next Generation M-Audio Fast Track C400 & C600 Recording Interfaces - ProSoundWeb