Dash Mounted Subwoofer Level Control
Low/Sub, Mid-Low, Mid-High, High/Tweeter
8.5V Maximum RCA Output Line Driver
Mute Keys on All Channels 
High/Tweeter Signal Processing Options:
• Variable 1kHz-10kHz High-Pass Crossover
Mid-High Signal Processing Options:
• Variable 12dB 550Hz-3kHz High-Pass & 4kHz-20kHz Low-Pass Crossover
Mid-Low Signal Processing Options:
• Variable 12dB 50Hz-400Hz High-Pass & 30Hz-5kHz Low-Pass Crossover
Low/Subwoofer Signal Processing Options:
• Optional 3-stage 24dB Subsonic Filter
• Variable 50Hz-350Hz 12dB Low-Pass Crossover
• Dedicated 1800 Phase Inversion Switch
• Variable 0-12db 45Hz Bass Boost
