Rockford Fosgate RF-HLC4 Bluetooth Receivers 75-inch hole and is tightened

75-inch hole and is tightened into place with a plastic wing-nut on the opposite side of the mounting surface

Smartphone Features:

class-D amplifier capable of operating at 4Ω or 2Ω mono

handles up to 50 watts RMS (150 watts peak power)

Rockford Fosgate RF-HLC4 Bluetooth Receivers 75-inch hole and is tightenedUse the RF HLC4 high to low signal converter to connect 4 channel amplifiers to radios without RCA outputs. The RF HLC4 is a 4 channel high level to low level signal converter designed for factory or aftermarket radios that do not have dedicated low level RCA outputs. The adapter converts high level signal from the radio's speaker line and transforms it into a safer low level audio signal. This allows you to add a 4 channel amplifier to your system