PowerSpace P21000A

2 × 1000 W (THD+N < 0.04%, 1 kHz, 4–8 Ω, 70/100V)

1 × 2000 W (2–4 Ω, 70/100V) each channel pair can be I-Shared

https://boseprofessional.com/products/power-amplifiers/non-dsp/powerspace-non-dsp/powerspace-p21000

2 × 1000 W (THD+N < 0.04%, 1 kHz, 4–8 Ω, 70/100V)

1 × 2000 W (2–4 Ω, 70/100V) each channel pair can be I-Shared