JL Audio Aluminum Knob (KNOB1-AL)

JL Audio RBC-1 Bass Knob

• Adjust the overall level of the amplifier from the front of the vehicle
• Low-profile design for custom-look installations
• Hardware included
• Compatible with Select Slash JX Series, Slash Series, and Marine Series Amplifiers

JL Audio HD-RLC Remote Level Control

• Adjust the overall level of the amplifier from the front of the vehicle
• Low-profile design for custom-look installations
• Hardware included
• Compatible with HD, XD, MHD and M Series amplifiers

PAC LC1 Universal Bass Knob (LC-1)

• Dash Mounted Amplifier Level Control for Volume Adjustment
• Perfect For Balancing the System to Change Music Styles
• Adjust Amplifier Gain While Driving

Rockford Fosgate Punch PEQ

• Remote wired bass/treble boost
• Remote Punch EQ Wired Bass Boost for Punch Amplifiers
• 0dB to +18dB bass boost @ 45Hz.
• 0dB to +12dB treble boost with hinge filter between 1kHz to 20kHz.

NVX XVRC2

• NVX Remote Level Controller with Digital Voltmeter
• Can adjust the amplifier gain even while driving
• In-dash or Under-dash mountable
• Compatible with most head units/amplifiers combinations
• Blue LED display (high voltage / low voltage)