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. | |||||||
DA2250 2 Channels Class-D Digital Power AmplifierNovember 15, 2016Description:This Class D digital amplifier DA2250 is a 2 channel digital amplifier , which designed for commercial and industrial public address applications. Rack mount of this amp digital design in ...view
DA3950 Digital Power AmplifierJanuary 24, 2022DA3950 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.view
DA3450 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.viewwe will contact you within 24 hours.
The Introduction of Performance and Function of Multi-function Hall Conference SystemNovember 9, 2021With the development of modern technology and the widespread application of digital technology, the traditional conference mode can no longer meet the needs of modern audio conference systems. The adv...view
DSPPA | Invitation to Beijing InfoComm China 2023July 4, 2023Abstract: DSPPA sincerely invites you to attend Beijing InfoComm China 2023 from 19-21 July at CNCC, Beijing, China.view