eBox is a multifunction USB connector which suit for pint-sized
record.It could made mixed gather to all kinds of signal,we used
AD transformor change it to digital signal,processed by USB cable
insert computer;then pick up the digital signal from computer by
USB cable,make DA switching,listen by earphone or export to other
equipments.

easy to connect and use, plug-and-play
professional 16-bit/48KHz sound
microphone input(XLR) with gain control
Guitar input(1/4") with gain control
Stereo Line in jacks(RCA)
Stereo Line out jacks(RCA)
level controls for Line in ne out
Stereo headphone jacks(1/8")
Level control for headphones
MP3 input jack(1/8")
mono input signal equally to left and right channels 
USB bus powered
USB cable included
includes Amplitube software:
Professional affects
Guitar amp and stomp box modeling

Picture 1