http://www.m-audio.com/products/en_us/FastTrackUSB-focus.html M-Audio Fast Track USB Features: Easy to connect and use Quality 24-bit/48kHz sound Dynamic microphone input (XLR) with gain control and signal-peak LEDs Switchable 1/4" instrument/line input .......... .......... ---------------------------------------------------------------------- Dynamic microphone .... 那應該就是...沒有Fantom power了. (前後面板也沒看到開關.)
Okay...dudes.. It is acturally "Phantom" power... and "Phantom" could be right in "Fantom"... they mean the same.. Like "Fantasy" to "Phantasy" as well .......... That is not the really vital anyway.......
M-AUDIO Fast Track USB(原發問者問的) 沒有... M-AUDIO Fast Track Pro(新一代的) 有...(開關在背面) http://www.m-audio.com/products/en_us/FastTrackPro-main.html