The Edirol R-4 is a portable 4 channel digital recorder. and waveform editor. It has a 40gig hard disk for storage.
Some of the other features include - AES/EBU RCA Out, AES/EBU XLR Out, Analog Out, Headphone TRS 1/4" Out, S/PDIF RCA In, S/PDIF RCA Out, USB Interface. Records Linear (WAV) file format, 40Gb Hard
Disk, 4-Channel Recording, Compact Flash Card Slot, Five Inbuilt Audio
Effects, USB downloading of recording to your PC, Internal Stereo
Microphones, Pre-Record Function, Jog Dial for easy Replay Search, Full
Function Waveform Editing Onboard, On-Board Record Level Limiter,
Built-In Microphone(s), Built-In Speaker(s), Battery-Powered,
Bus-Powered, Phantom Power. A non-original power supply is included. It can also run off of 8 AA batteries. There are flaps on the pouch sides that allow you to access the controls and jacks. Pretty complete little unit, huh. It's in great shape. There are a few incidental scratches, but it's very clean. No stains, faded plastic, etc. It's been tested, and works as expected. Oh yeah...FREE SHIPPING!