The TOA A3248DMZ Digital Mixer Amplifier (480W) is a powerful and versatile solution for professional audio distribution. Equipped with MP3, Bluetooth, USB/SD card, and FM radio playback, this amplifier is ideal for broadcasting, paging, and background music in schools, offices, houses of worship, retail stores, and large venues.
Its 5-zone selection system allows flexible control of different areas, while the multiple mic/aux inputs ensure easy connectivity for announcements and music playback. With fan cooling, overload protection, and phantom power support, the A3248DMZ delivers stable and reliable performance for demanding installations.
480W Digital Mixer Amplifier with MP3, Bluetooth, FM Radio, USB/SD recording
5-Zone Selector for independent or simultaneous zone control
4 Mic inputs (with phantom power on MIC 1) + 2 AUX inputs
MIC 1 priority muting for announcements
Wide frequency response (50Hz–20kHz) with low distortion
Tone control for Bass/Treble adjustment
Overload and thermal protection with fan cooling
Rack-mountable robust design for professional use
Power Source: 100–240V AC, 50/60Hz
Rated Output: 480W
Power Consumption: 99W (AC, 1/8 output without clip)
Frequency Response: 50Hz–20kHz
Inputs:
MIC 1: 1 mV (-60 dB), 600 Ω, balanced, phone jack / RJ45 selectable
MIC 2–3: 1 mV (-60 dB), 600 Ω, balanced, phone jack
MIC 4: 1 mV (-60 dB), selectable to AUX 1
AUX 1–2: 100 mV (-20 dB), unbalanced RCA
MP3/USB/SD, Bluetooth, FM Radio, Record
Outputs:
Speaker: 100V (21 Ω) / 4 Ω selectable
REC Out: 0 dB, 600 Ω, unbalanced RCA
Zone Control: 5-Zone selector
S/N Ratio: >60 dB
THD: <1% (1kHz, 1/3 rated power)
Tone Control: Bass ±10 dB (100 Hz), Treble ±10 dB (10 kHz)
Phantom Power: +21V (MIC 1)
Protection: Power / Signal / Peak / Protect indicators
Cooling: Fan ventilation
Finish: ABS resin front panel, black steel case
Dimensions: 420 × 100.9 × 357 mm
Weight: 5.0 kg
Accessories: Removable terminal plug (x5), FM Antenna (1m)