Power Master | Sound Master Amps April 15, 2022 Matej Isak Joseph Ang Power Master monoblock power amplifiers and Sound Master stereo power amplifiers. Power Master 600W @8ohms 1200W @4ohms Sound Master 800W @8ohms 1500W@4ohms Pricing 6,000 USD pair for sound master 4,000 USD pair for a power master.