OWI Inc. AMPMA70V40 70V, 40W Digital Mini Amplifier/Mic Mixer/EQ with Remote Control

OWI Inc. AMPMA70V40 70V, 40W Digital Mini Amplifier/Mic Mixer/EQ with Remote Control

OWI Inc. AMPMA70V40 70V, 40W Digital Mini Amplifier/Mic Mixer/EQ with Remote Control


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OWI Inc. AMPMA70V40 overview

  • 1Description

The small yet powerful AMPMA70V40 70V, 40W Digital Mini Amplifier with EQ control and mic mixer functions is a 40W Class-D power amplifier with alternative 70 or 100V output. It has two stereo (1 x 3.5mm jack for line in, 2 x RCA for L&R), one digital, & one balanced mic inputs. This amplifier is integrated with powerful functions, including ducking function, EQ control, mic mixer, etc. The 3-level mic input supports condenser and dynamic mics, and line audio input. The amplifier is suitable for use in classrooms, meeting rooms, restaurants, and bars. An IR remote control (AMPIRMA70V40) is included for ease of control.


For use with all OWI speakers, including the P-Series, C9278, 703i, and in-ceiling speakers
Mono audio output at 40W
Two stereo audio inputs and one digital audio input, switchable by button, IR remote, & RS232
70 and 100V switchable output
Ducking function
16 ID code control for controlling between different AMPMA70V40 amplifiers
3-level mic input supports condenser, dynamic, and wireless microphones
Mic port supports balanced/unbalanced signal and provides external noise suppression
Switchable from stereo to digital
Volume/bass/treble controllable by buttons, IR remote, & RS232
Convection cooler (fan not needed)
Comes with IR Remote Control
LED indicator for power and working status
Universal power supply (100 to 240 VAC)
CE approved
Antistatic case design to provide good long-term protection and stable performance

Remote Controller

14-button control
3 VDC power consumption
Powered by 1 lithium battery (CR2025, battery not included)


Receiver with 3.5mm phone jack
5' cord length
23' effective receiving range
UPC: 092087110239
In the Box
OWI Inc. AMPMA70V40 70V, 40W Digital Mini Amplifier/Mic Mixer/EQ with Remote Control
  • 24 VDC Power Adapter
  • AMPIRMA70V40 IR Remote
  • IR Receiver
  • 2 x Mounting Ear
  • RS232 Cable
  • 4 x Screws
  • Table of Contents
    • 1Description

    OWI Inc. AMPMA70V40 specs

    For Use with All OWI Speakers including P-Series, C9278, 703i, and in-ceiling speakers
    Audio Input 1 x Stereo audio (L & R RCA)
    1 x Stereo audio (3.5 mm mini jack)
    1 x Digital audio (optical cable)
    1 x Mic
    Audio Output 1 x Mono Amplifier
    Audio Input Connectors 1 x RCA L / R
    1 x 3.5 mm jack
    1 x SPF fiber connector optical
    1 x 3-pole 3.81 mm captive screw
    Audio Output Connector 3-pole 3.81 mm captive screw
    Input Impedance > 10 kΩ
    Frequency Response 120 Hz to 20 kHz
    SNR 80 dB (maximum)
    Rated Power Output 40 W @ 8 Ω
    Voltage Gain 26 dB
    CMRR >70 dB @ 20 Hz to 20 kHz
    Bandwidth 120 Hz to 20 kHz
    THD + Noise 1% @ 1 kHz, 0.3% @ 20 kHz at nominal level
    RS232 1 x 3-pole 3.81 mm captive screw
    Number of ID Codes 16 ID Codes for Control
    IR Remote Buttons: 14 in total
    Button Material: Rubber
    Effective Range Receiver: 23' (7 m)
    Temperature -4 to 158°F (-20 to 70°C)
    Humidity 10 to 90%
    Receiver Voltage 2.5 to 5 V
    Power Supply Amplifier: 24 VDC Power Adapter (included)
    Remote: 1 x lithium battery (CR2025, not included)
    Power Consumption Amplifier: 5 W
    Remote: 3 VDC
    Dimensions 6.0 x 6.5 x 1.7" (15.2 x 16.5 x 4.3 cm)
    Receiver Cord Length: 5.0' (1.5 m)
    Weight 1.9 lb (0.9 kg)
    Packaging Infoszyzwrcb
    Package Weight 3.8 lb
    Box Dimensions (LxWxH) 12.3 x 8.3 x 3.4"

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