HERTZ (ML POWER 4) 120WX4 RMS CLASS D 4-CHANNEL AMPLIFIER Mille power amplifiers are born to fully enhance the outstanding performance of the Mille speakers. The new ADC (ADVANCED D-CLASS TECHNOLOGY) ensures pure listening pleasure while keeping a compact size with unmatched power efficiency. The heat sink, engineered with double technology, extrusion and aluminium die-casting, enables the Mille Power amplifiers to work constantly at full power without ever overheating, further maximizing thermal efficiency. The Hertzaudio car amplifier ML Power 4 (4 x 250 W 2 Ω) is the obvious choice for a top level front-rear Mille system. FEATURES: ADC (ADVANCED D-CLASS TECHNOLOGY) ensures hi-end acoustic response with unmatched power efficiency; Thermally optimized double extruded heat sink featuring die-cast aluminium ergonomic terminals; 250 W x 4 (2Ω) RMS power boasting hi-end quality; 12 dB/Oct. continuously adjustable (50 to 5k Hz and 80 to 3.3k Hz) active crossover featuring Lo-Pass/Hi-Pass or Full Range settings; Specific A/B Input switch, eliminates the need for RCA Y-Adapters; ML Power IN with balanced Speaker In inputs for an increased noise rejection and RCA In; Operating status real time monitoring through 4 LEDs; Pre-out full range outputs also available with Speaker In inputs; ART™ (Automatic Remote Turn On-Off). Specifications: Channel mode 4 - 3 - 2 Output Power (RMS) @ 14.4 VDC 4 Ch 150 W x 4 (4Ω) 4 Ch 250 W x 4 (2Ω) 3 Ch 150 W x 2 (4Ω) + 500 W x 1 (4Ω) 3 Ch 250 W x 2 (2Ω) + 500 W x 1 (4Ω) 2 Ch 500 W x 2 (4Ω) Filters: Bypass : Yes Hi-Pass : A: 50 ÷ 5k @ 12 dB/Oct. - B: 80 ÷ 3.3k Hz @ 12 dB/Oct. Lo-Pass : A: 50 ÷ 5k @ 12 dB/Oct. - B: 80 ÷ 3.3k Hz @ 12 dB/Oct. Distortion - THD (100Hz @ 4ohms) : 0.08 % S/N Ratio (A weighted @ 1V) : 100 dB Damping factor (100Hz @ 4ohms) : 80 Size W x D x H mm (in.) : 170 x 289 x 46.70 (6.69' x 11.38' x 1.84') SPECIFICATIONS: Low Frequency Response : 50-5000 Hz High Frequency Response : 50-5000 Hz Number of Channels : 4 Frequency Response : 5-55000 Hz RMS Power Output : 120x4 Watts Amplifier Class : D Fuse Rating : 80 A