Soundqubed (DDAUDIO) S1-2250.1 Monoblock class D Amplifier 2250 watts RMS December 11, 2023 admin This monoblock amp is ready to drive your choice of HDS2.2’s, HDS3.2’s, or HDX3 Subwoofers in the 1200 Watts RMS and 1500 Watts RMS Power Bands. The S1-2250.1 Monoblock amp has the following features.
