The DPA500/DPA750/DPA1000/DPA1200/DPA1500/DPA2000 is a compact 1U Class D amplifier with 2 MIC and 2 AUX inputs, ideal for commercial sound systems. It delivers 500W/2000W output with high efficiency and stable power performance. Featuring a new aluminum alloy front panel, front-to-rear cooling with automatic fan speed control, treble and bass control, signal and protection indicators, and both 4–16Ω and 100V outputs, it offers a reliable and flexible solution for various installations.

Model | DPA500 | DPA750 | DPA1000 | DPA1200 | DPA1500 | DPA2000 | |
Rated Power* | 500W | 750W | 1000W | 1200W | 1500W | 2000W | |
Output Method | 100V & 4-16Ω | ||||||
Line Output | >0.775V (0dB), Unbalanced | ||||||
Frequency Response | 80Hz-16kHz | ||||||
THD | ≤0.1% | ||||||
SNR | AUX1/AUX2 Input: ≥96dB(A-weighted) MIC Input: 66dB(A-weighted) | ||||||
Line Input Sensitivity | 350mV | ||||||
Line Input Impedance | 10kΩ, Unbalanced Input | ||||||
Mic Input Sensitivity | 5mV | ||||||
Mic Input Impedance | 600Ω, Unbalanced Input | ||||||
Audio Interface | 2 × RCA Standard Signal Inputs 2 × 6.35mm Standard Microphone Inputs | ||||||
Tone (Treble) | +10dB at 10kHz | ||||||
Tone (Bass) | +10dB at 10kHz | ||||||
Overall Efficiency | 75% | ||||||
Power Supply | AC200-250V/50Hz | ||||||
Power Consumption | 500W | 670W | 1340W | 1600W | 2000W | 2500W | |
Cooling Method | Front-to-Rear Airflow with Aluminum Heat Sink and Fan, Auto-Adjusting Fan Speed | ||||||
Product Dimensions (L×W×H) | 260×483×45mm | ||||||
Package Dimensions (L×W×H) | 350×550×90mm | ||||||
Net Weight | 3.4kg | 3.4kg | 3.4kg | 4.2kg | 4.2kg | 4.2kg | |
Gross Weight | 4.5kg | 4.5kg | 4.5kg | 5.3kg | 5.3kg | 5.3kg | |
Note: Power ratings marked with “*” are measured using a 20ms, 1kHz sine wave pulse at 1% THD. | |||||||
DA3650 1 channel Class-D AmplifierJune 10, 2019DA3350/DA3450/DA3650 is a series of digital power amplifier with newly designed appearance and high powers for selection.view
DA4250 4*250W 4 Channels Digital AmplifierMarch 7, 2017This is a Class D digital amplifier designed for commercial and industrial public address applications. Rack mount design in 1U type and rated power is 4*250W.Both balanced and unbalanced line inputs ...view
DA3850 Digital Power AmplifierApril 19, 2022DA3850 is a newly-designed Class-D Amplifier with higher power. Being beautiful and elegant, the device is widely applied to factories, schools, hospitals, stores and many other occasions.viewwe will contact you within 24 hours.
Detailed Explanation and Noun Interpretation of Multimedia Conference RoomMarch 29, 2019What functions do multimedia conference rooms need?Multimedia conference rooms should not only meet the traditional and simple meeting requirements, but also have elegant style, beautiful sound qualit...view
DSPPA Successfully Attended Intersec 2018 in DubaiJanuary 26, 2018DSPPA attended 20th Intersec in Dubai from Jan.21-23, 2018. DSPPA attended this exhibition after many years again, showing the determination of DSPPA to increase efforts to open up the Middle East mar...view