amplifier using a standard tekphone cable (supplied with the HD-RLC). If desired, multiple XD (and HD) amplifiers can be controlled from a single HD-RLC controller suing a simple phone line "splitter" and multiple phone cables. When connected to the amplifier, the HD-RIC operates as follows. At ful

his bypasses all signal from flowing through the circuit. REMOTE LEVEL CONTROL (OPTIONAL) With the addition of the optional Remote Level Control (HD-RLC), you can control the subwoofer volume from the front of the vehicle. The HD-RLC connects to the jack labeled "Remote Level Control" on the Connec