The Audac AMP523 MK2 2 x 15W Web-Based Mini Stereo Amplifier is a mini stereo amplifier ideal for small speaker systems in classrooms, offices, meeting rooms, and more. This web-based amplifier offers easy control through a web interface, AUDAC Touch app for smartphones/tablets, or RS232 for home automation systems.

Designed for small spaces, the AMP523 boasts a compact design that allows for discreet placement in closets, under desks, or mounted on walls or ceilings. Despite its small size, it delivers clear audio for small-to-medium sized rooms with a 2x15W power output.

The AMP523 is versatile with its multiple input options. It features four stereo line inputs and one balanced microphone input with phantom power for microphones.

Control of the AMP523 is a breeze. Control volume, inputs, and settings from any device with a web browser through the web interface. Alternatively, use the free AUDAC Touch app for control from your smartphone or tablet. For seamless operation, the AMP523 is also compatible with RS232 and can be integrated with home automation or control systems.

Energy efficiency is another advantage of the AMP523. Class-D amplifier technology and standby mode minimize power consumption. Mounting options provide flexibility for installation. The AMP523 can be mounted on walls, desks, or 19-inch equipment racks (brackets sold separately).

In summary, the AMP523 is a simple and cost-effective audio solution for small spaces. It offers easy control through a web interface, app, or automation systems, a discreet design for a variety of mounting options, and energy-efficient operation. This makes it ideal for schools, classrooms, offices, conference rooms, retail stores, restaurants, and even home use for background music or small speaker systems.

Key Features

• Supports AUDAC Touch™ interface
  
• Features RS232 & TCP/IP control port
  
• Includes 4 unbalanced stereo line inputs
  
• Equipped with 1 microphone input
  
• Offers priority audio inputs with phantom power, lightweight class-D amplifier, and S-box™ modular multifunctional enclosure

Technical Specifications

Available models
AMP523MK2
MK2 version

System specifications
RMS/AES power handling
@ 4 Ω Stereo
2 x 15 W
@ 8 Ω Stereo
2 x 7.5 W
Satellite
@ 8 Ω Bridge
30 W
Inputs
Unbalanced Stereo (Type)
4 x Stereo Unbalanced Line
Balanced Stereo (Connector)
18-pin Euro Terminal Block (Pitch - 3.81 mm)
Impedance
20 kΩ
Sensitivity
-10 dBV ~ +4 dBV
Balanced Microphone (Type)
1 x Balanced Microphone
Connector
18-pin Euro Terminal Block (Pitch - 3.81 mm)
Impedance
47 kΩ
Sensitivity
-45 dBV ~ -20 dBV
Other
Type
1 x RS-485 + Differential audio
Connector
RJ45
Type
1 x RS-232
Connector
SUBD9
Type
1 x Ethernet
Connector
RJ45
Outputs
Type
1 x Stereo Loudspeaker
Connector
4-pin Euro Terminal Block (Pitch - 5.08 mm)
THD+N (@ 1 kHz)
< 0.1%
Crosstalk (@ 1 kHz)
< -75 dB
Signal / Noise
> 95 dB
Power Consumption (Standby)
< 3.0 W (PSD242 included)
Supply
24V DC (PSD241 switching Power supply included 100 ~ 240V AC / 47 ~ 63 Hz)
Efficiency
87%
Cooling
Passive
Protection
Over heating
DC Short circuit
Limiter
Control
RS-232
TCP/IP
RS-485
Socket Connections (AUDAC Touch™)
2 sockets

Product Features
Dimensions
4.25 x 1.73 x 6.50 " (W x H x D)
Weight
1.79 lb
Accessories (Included)
PSD241 - Power supply 24V / 1.67 A (Efficiency Level V)
Optional (NOT included)
Wall Controller (MWX45)
WMI18/22 & WLI18/22 Wall input unit
MBS1xx Wall mounting brackets
TR3030 100V Transformer 30 W
WP2xx Universal wall panel

Recommended applications
Bars & Restaurants
Retail
Education
Corporate
Residential