- Active Crossover
- 3-Way
- Sub-Level Control
- Front/Rear/Mixed Inputs
- Front/Rear/Sub Output
- Bass Knob
- Active Crossover
- 6-Way
- Front/Rear/Sub Inputs
- High/Band Pass 1,2,3/Mid-Bass/Sub Outputs
- On/Off Button for each Channel
- Bass Control Knob
- Active Crossover
- 5-Way
- 2 X Front/2 X Rear/Sub Inputs
- High/Mid High/Mid/Low Mid/Low Outputs
- Clip Indicators