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. | |||||||
DA8060/DA8125/DA8250 8 Channels Digital Power AmplifierAugust 23, 2019The DA8250 series is an eight-master-one-standby-amplifier that integrates eight power amplifier modules and a sub-module and can control eight broadcast intervals. When one of the sections fails, th...view
DPA1200/DPA1500/DPA2000 1200W/1500W/2000W Mixer Amplifiers with 2 MIC & 2 AUX InputsMay 16, 2025The 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 ...view
DA4060 4*60W 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*60W.Both balanced and unbalanced line inputs a...viewwe will contact you within 24 hours.
DSPPA, Happy Birthday!August 10, 2018DSPPA, Happy Birthday!Yesterday, August 8th, is the 30-year-old birthday of DSPPA. The 30th anniversary celebration and fifth Thanksgiving Day of DSPPA was held in DSPPA headquarter. More than 800 emp...view
System Components of City Smart PolesAugust 13, 2024Smart pole systems can utilize their extended sensing and communication equipment to collect various structured and unstructured data. This data is uploaded to a cloud-based public data system via pub...view