Alesis GuitarLink Plus 1/4" to USB Guitar Cable Features:
 
Connect guitars, basses, or line-level audio source to USB for recording
16-bit/44.1kHz digital audio output
Works with iPad with the Apple USB adapter (sold separately)
Internal analog-to-digital conversion system
Native Instruments Guitar Rig LE amp/effects modeling software included
Plug-and-play connection for Mac and PC
16.5' length
Compatible with most Mac and Windows class-compliant drivers and software