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  • A-3248DME_pf1e.jpg

Digital Mixer Amplifier with MP3 and EQ


A-3248DME is a high performance yet cost-effective mixer power amplifier equipped with MP3, Bluetooth function and Equalizer. Ideal for broadcasting, paging, or background music in schools, offices, shops, houses of worship and large ballrooms.

  • High performance yet cost-effective mixer power amplifier
  • 5 electronically balanced microphone inputs and 2 AUX intputs
  • Phantom power provided to MIC 1
  • Priority function - MIC 1 mutes other inputs by 0 to 30 dB (adjustable) 
  • 100V line or 4 Ω speaker outputs
  • Recording output
  • 5-band speaker equalizer 
  • Fan cooling system to prevent over-heating
  • Equipped with FM radio tuner
  • Incorporated MP3 player supports playback of digital audio from USB memory, SD/MMC card and bluetooth device
Power Source
100 - 240 V AC, 50/60Hz
Rated Output
480 W
Power Consumption
99 W (AC operation at 1/8 maximum output without clip)
Frequency Response
50 - 20,000 Hz
Total Harmonic Distortion
Under 1% at 1 kHz, 1/3 rated power
Signal to Noise Ratio
Over 60 dB
MIC 1: 1 mV (-60 dB*), 600 Ω, balanced, phone jack, selectable to RJ45 MIC 2-5: 1 mV (-60 dB*), 600 Ω, balanced, phone jack AUX 1-2: 100 mV (-20 dB*), 10 kΩ, unbalanced, RCA pin jack MP3: LED Display, Support USB, SD/MMC card (up to 32GB), Bluetooth, Radio FM, Record
Speaker out: Speaker Output in screw type terminal Direct line (selectable): 21 Ω (100 V) or 4 Ω Rec out: 0 dB*, 600 Ω, unbalanced, RCA pin jack
Phantom Power
DC +21 V (MIC 1)
Tone Control
±10 dB at 80 Hz, 315 Hz, 1 kHz, 3.15 kHz, 8 kHz
MIC 1: Mutes other input signals by 0-30 dB attenuation
Power, Signal , Peak, Protect
Fan Cooling
Panel: ABS resin, black Case: Steel plate, black
420 (W) × 100.9 (H) × 357 (D) mm
5.0 kg

Please download Datasheet to access full specifications.

The digital mixer amplifier is a 480W high durability, high reliability and high performance.  There are 7 mixing inputs, 5 balanced microphone inputs with phone jack and 2 Unbalance AUX inputs with RCA. Microphone 1 have a separately switchable to switch between phone or RJ45 input whereby an EC-380 chime microphone can be connected using a cat5 cable. The mute function and phantom power whereof mic 1 inputs can be turned on or off. This amplifier also equipped with MP3, FM radio and Bluetooth function.
The front panel shall include a Power On/Off switch, Power indicator, Signal shall be green and Protect and Peak indicator shall be red LED. The front panel shall include individual Microphone, Auxiliary, and Tone.  There are 5 tone controls shall be 80Hz, 315Hz, 1kHz, 3.15kHz and 8k Hz, +/- 10 dB. These tone controls shall not affect the Record output. A Master Volume knobs shall control the main volume. The front panel shall include a MP3 player whereby playback via USB/SD card/Bluetooth with a volume control.
Frequency response: 50 to 20k Hz (+/- 3 dB). THD: <1% at 1k Hz at rated output. The MIC inputs shall be electronically balanced -60 dB, 600 ohm input impedance, and switchable 21 VDC phantom power (MIC1). The AUX inputs shall be unbalanced, -10 dBV, 10k ohm input impedance with stereo-summing dual-RCA pin jacks. The record out is 0dB, 600Ω shall be unbalanced RCA pin jacks. The mixer power amplifier shall include a selectable output of 100V line out (21Ω) or 4 ohm (22V) outputs.The mixer power amplifier shall be capable of operation from a 100 - 240 VAC, 50/60 Hz. Power consumption at rated output shall be 99 W. Operating temperature is 0 °C to +40 °C.Dimensions (W x H x D) shall be 420 x 100.9 x 357 mm. Net weight shall be 5.0 kg. The front panel finish and material shall be Black, ABS finish and case shall be black steel plate. The mixer power amplifier shall be desktop standard.

The digital mixer amplifier shall be TOA model A-3248DME-AS.

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