The Xtenzi Brand External Remote Knob XTBR25 Bass Boost Wired Variable Level Controller (secondary gain control), high quality product remote unit comes with 5Meter/15F long Flex remote connection wire/Cable and Bass Knob.
Compatible with the following Select Amplifiers:

Alpine PDX Amplifier: 

• PDX-V9

PDX Amplifiers:

• PDX-M12
• PDX-M6
• PDR-M65
• PDR-V75
• PDX-V9 

X-Series Amplifiers:

• X-A70F
• X-A90V
• X-A90M

MRX Series Amplifiers:

• MRX-M55
• MRX-M110
• MRX-M240
• MRX-M50
• MRX-M100
• MRX-M200
• MRX-V60
• MRX-V70

V-Power Amplifiers:

• MRV-M250
• MRV-M1200
• MRV-M500
• MRV-V500
• Compatible Part Numbers:
• PWA-S10V
• KTP-190U
• S-A60M
• PD-RV75
• 820UXA-NQRE
• 82078H11482V78
• XTBR25
• RUX-Knob2

Technical Specifications:

• Brand Name: Xtenzi.
• Model Number: XTBR25-XT91579
• Cable Connector: 6PIN-STW
• Cable length: 5-Meter/16Feet/196Inch long Cable.
• Bass Knob Material: Metal
• Color: Black

Install Notes:

1. Plugging in the remote Bass Control overrides the BASS EQ Control on the amplifier side panel.
2. REMOTE LEVEL PORT: This is the connector port for the optional Remote Level Control. Now the amplifiers' secondary gai circuit can be adjustable from the driver's seat.

What is Included within the Package: 

1. Xtenzi Remote Bass Knob 
2. 5-Meter-long Flex Cable
3. Install Manual

Caution before purchase:

• Make sure the remote is exactly compatible with your amp before purchase