One Channel  3 band frequency tone Desktop DJ Isolator.
Aluminum front panel
LOW -MID-HI tone 
Upgraded op amps to ultra low noise and distortion 
Sound is more warm and deep
Chassis only 6 inch deep  1U Rack

High quality 3 band tone Isolator - 4 pole 24db/octave
BASS ~250 Hz
MID  250 Hz ~ 3500Hz
TREBLE 3500 Hz ~

Power- 110/220volt 50/60 Hz +15v -15v
Pots - ALPHA RK-16
Knobs- Upgraded Full Aluminum 30mm x 25mm
Switch- Aluminum push in with blue ring led
Inputs - RCA
Outputs -  RCA
Chassis dimensions - 1U Rack box  19 inch x 6.00 inch

 All components are new original high quality