Mini 2-input Audio Amplifier with Mic Mixer

Class D amplifier with EQ control and MIC mixer function
MPN: AP2DBL  UPC: 814556015087
Class D amplifier with EQ control and MIC mixer function Inquiry



The KanexPro Mini Audio Amplifier is a quarter-rack width digital amplifier (Class D) with equalizer control and Mic mixer. It’s a simple yet powerful device delivering 2x20 Watts@4Ohm default output with built-in volume/ bass feature. It also supports dual mono-output with 2 stereo audio selectable inputs. The Microphone mixer includes independent volume control with balance switching. Supports balanced/ unbalanced signals.

This Mini Audio Amplifier is mainly used during lectures, house of worship centers and various musical events where mic mixing together with equalizing audio is critical.


  • Fast switching audio amplifier
  • 2x20 Watt@4Ohm as the default amplifier output
  • Bridge connection supported by switching the amplifier to be 1x40Watt@8Ohm
  • Supports Dual-mono output
  • Built-in Microphone mixer (separately controllable)
  • Line audio output, with volume controllable.
  • MIC input supports 48V phantom power
  • MIC port with balanced switching suppress
  • Supports balanced/ unbalanced signals
  • Supports Ducking power technology
  • Ultra low inrush current
  • Two stereo audio inputs, switchable by button, remote or RS232.
  • Volume/Bass/Treble controllable by buttons or RS232
  • Optional control by IR remote
  • Convection cooled, antistatic case design
  • LED indicator, for power and operating status
  • Internal Universal power adaptable (100-240 volt AC, 50/60Hz)



Audio Input:

  • Input 2 stereo audio
  • 1 MIC

Audio Output:

  • 1 amplifier
  • 1 stereo audio

Input Connector:

  • 2 RCA
  • 1 x 3.5mm jack
  • 1 captive screw

Output Connector:

  • 1 captive screw
  • 1 x 3.5mm jack

Input Impedance for Inputs 1&2: >10KΩ

Output Impedance: 50Ω/stereo, 4~8Ω/Amplifier

Audio General:

Frequency Response:

  • Input: 20Hz ~ 20KHz
  • Output: CMRR >70dB@20Hz~20KHz

Signal to Noise Ratio:  80dB at maximum output

Bandwidth: 20Hz ~ 25KHz

Stereo Channel Separation:

  • Input: >75dB@20Hz to 20KHz
  • Output: THD + Noise 1%(1KHz), 0.3%(20KHz) at nominal level

Voltage Gain: 32dB

Mic Input Impedance: 48V: 35 Kilo Ohms

Mic: 10 Kilo Ohms

Line: 75 Kilo Ohms

Mic Audio Detection Delay: < 1ms

Common Mode Rejection Ratio: >70dB (20Hz- 20KHz)

Power Output: 2x20 Watts (4 Ohms)


  • RS-232 Serial
  • 9-pin female D connector

Pin Configurations:

  • 2 = TX, 3 = RX, 5 = GND

IR: Optional IR Kit & remote control - please check with Sales

TCP/IP control through TCPRS2 (Optional)

Power consumption: 3.6 Watts

Dimensions: 1.5"x3.78"x3.45" (HWD)

Weight: 0.67 lbs (0.3Kg)

Warranty: 3 Year Parts & Labor

Industry Standards & Certifications: 

CE, FCC, UL certified 



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