The Crown 160MA is a high value mixer-amplifiers for commercial audio. They provide 8-ohm and constant-voltage outputs (70V and 100V). Typical uses are paging, background music, and music-on-hold. The 135MA provides 3 inputs (each with a volume control) and a 35W amplifier output. The 160MA provides 4 inputs (each with a volume control) and a 60W amplifier output. Other features include priority muting, voice activated muting, phantom power, and bass and treble controls.
 
The Features
- Professional 4-input, 1-output mixer/amplifier
- Individual volume controls for each input
- Stereo RCA and Phoenix inputs
- Phoenix preamp and telephone outputs, as well as screw terminal speaker outputs
- Priority muting via VOX or external switch
- Individual bass and treble controls on the master output
- Built-in protection circuitry for overheating, overload, and DC fault