Background Music / Centralisation
- RCA type front audio inputs: L left, R right (L and R).
- Front selector switch to select the input level of the audio signal: (High and Low).
- Front potentiometer to regulate audio output level with indication of audio output level regulation by means of 3 LED diodes.
- Rear Mono/Stereo selector switch Connection to line with screwed connection strips.
- Internal protection against connection with polarity inversion.
- Audio outputs protected against short-circuits.