- XLR balanced ins and outs
- Mode switches for mono 4-way or stereo 2-way/3-way operation
- Low frequency summed (subwoofer) output
- x10 range switch on both channels
- 40Hz high pass (low cut) filter both channels
- Phase reverse switch on all outputs
- Individual level controls on all outputs
- 24dB per octave Linkwitz-Riley filters (the professional standard)
- Stereo/Mono status LEDs indicate the selected mode
| Brend | dbx |
|---|
SENNHEISER MZH 3042
Crown CXM 2000
JBL AC26-WH
Crown DCI2-600
Crown CT475
JBL AC599
Crown CT875
Crown XLC 2800
Crown CDI2-300
Crown XLI 1500
Crown CT4150
Crown CT8150 
