Quantum Audio QCA2000D Cozmik Series Monoblock Amplifier. 

Professionally tested at an audio shop and confirmed to be in full working condition. 

Details: 

- 2000W Dynamic Power (approx. 600–800W RMS output) 

- Monoblock design, ideal for subwoofers 

- RCA inputs/outputs for system integration 

- Adjustable low-pass crossover & subsonic filter 

- Bass boost (0–12dB) 

- Remote bass control port (cable not included) 

- Power & protect indicator lights 

Condition: Pre-owned with scratches and cosmetic wear (see photos). 

Function is perfect, all features tested and working. 

Secure shipping with tracking. Buy with confidence!