The Audio Master AV180USB installation mixer amplifier delivers 180 W RMS in 100 V mode and supports 100 V, 70 V or 4–16 Ω operation. It features an FM tuner, MP3 playback via USB or SD card, and Bluetooth, and can also be controlled with a remote. The 6 zones have individual volume controls, and each input has independent sound adjustment.

The Class AB amplifier has 3 microphone inputs, with priority available for MIC1, and 2 AUX inputs. It includes a LINE-OUT, bass, treble and master volume controls, and a high-speed cooling fan. The ALARM SERVICE system activates an audible buzzer alert if a fault interrupts the amplifier output.

• Type: Integrated
• Power at 100 V: 180 W RMS
• Class: AB
• Zones: 6
• Operating options: 100 V, 70 V, 4–16 Ω
• Radio: FM
• Playback: MP3 via USB and SD card
• Connectivity: Bluetooth
• Microphone inputs: 3
• AUX inputs: 2
• Output: LINE-OUT
• Sound adjustment: Independent for each input, with bass, treble and master volume
• Zone control: Individual volume adjustment for each zone
• Microphone priority: MIC1
• Alert system: ALARM SERVICE with a buzzer in the event of a fault that interrupts the output
• Cooling system: High-speed fan
• Frequency response: 80 Hz–18 kHz
• THD: <1%
• Protections: Short circuit, delayed startup, thermal protection, overload and DC faults
• Width: 482 mm
• Height: 88 mm
• Depth: 360 mm
• Weight: 9.5 kg