This product is a refurbished piece, the only issue with it is the MIC 1 Input has some buzz (extra noise)

as you can see it's condition is excellent it has the cd reader, it's original power supply and a 128Mb Flash Card.

The BR-900CD is one of the world’s most popular, easy-to-use portable multi-track recorders. With Version 2, BOSS takes the best BR features and expands it with dozens of new COSM guitar-amp models, plus a super-cool new drum-editing software app and 500 minutes of recording time via 1GB Compact Flash.

Tracks

Track: 8
V-Track: 64 (8 V-Tracks per each Track)
* Up to 2 tracks can be recorded simultaneously, and up to 8 tracks can be played back simultaneously.

Useful Capacity

CompactFlash: 32 MB to 1 GB

Data Type

HiFi (MT2)
STANDARD (LV1)
LONG (LV2)

Signal Processing

AD Conversion: 24 bit delta-sigma Modulation + AF-AD (GUITAR/BASS, MIC), 24 bit delta-sigma Modulation (LINE, SIMUL)
DA Conversion: 24 bit delta-sigma Modulation
Internal Processing: 24 bit (digital mixer section)

Sample Rate

44.1 kHz

Frequency Response

20 Hz to 20 kHz (+1/-3 dBu)

Nominal Input Level (Variable)

GUITAR/BASS jack: -20 dBu
MIC (TRS balanced/XLR) jack: -40 dBu
LINE jack: -10 dBu

Input Impedance

GUITAR/BASS jack: 1 M ohms
MIC 1/2 jack: 1.0 k ohms (HOT-COLD)(TRS balanced/XLR), 1.0 k ohms (HOT-GND, COLD-GND)
LINE jack: 10 k ohms

Nominal Output Level

LINE OUT jack: -10 dBu

Output Impedance

LINE OUT jack: 2 k ohms
Headphones jack: 140 ohms

Recommended Load Impedance

LINE OUT jack: 20 k ohms or greater
Headphones jack: 32 to 100 ohms

Residual Noise Level

LINE OUT jack: -85 dBu or less (INPUT SELECT: GUITAR/BASS, input terminated with 1 k ohms, INPUT SENS: CENTER, IHF-A, typ., EFFECT: OFF)

Interface

DIGITAL OUT: Optical type
USB Connector

Display

16 Characters x 2 Lines + Approx. 100 icons (Backlit LCD)

Connectors

GUITAR/BASS jack (1/4 inch phone type)
MIC 1 jacks (XLR type/TRS 1/4 inch phone type, Balanced)
MIC 2 jacks (XLR type, Balanced)
LINE IN jack L/R (RCA Phono type)
LINE OUT jack L/R (RCA Phono type)
DIGITAL OUT Connector (Optical type)
FOOT SW/EXP PEDAL jack (1/4 inch phone type)
MIDI OUT Connector
Headphones Jack (Stereo 1/4 inch phone type)

Power Supply

DC 9 V; Supply AC Adaptor (PSC series), Dry batteries x 6

Current Draw

900 mA (AC Adaptor)
200 mA (Dry Batteries)
* Expected battery life under continuous use:Alkaline: 4 hours(These figures will vary depending on the actual conditions of use.)

Accessories

AC Adaptor: PSC series
Demo Card
Owner's Manual

Options

Foot Switch: FS-5U
Pedal Switch: DP-2 (Roland)
Expression Pedal: EV-5 (Roland), FV-300L
Stereo Headphones: RH-200/RH-50