More than 15 years manufacturing experience for car & subwoofer amplifier, more than 8 years experience for marine amplifier, more than 12 years manufacturing experience for motorcycle & ATV & marine audio. the earliest & biggest manufacturer of car & marine amplifiers in China, the strongest R&D in all car amplifier manufacturers.
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Transparent acrylic (PMMA) top panel
High/low pass electronic X-overs
Soft delayed remote turn-on circuitry
Short circuit / thermal / overload / DC offset protection
Barrier strip terminals & gold/nickel palted RCA jacks
Variable low pass frequency
Fully 2Ω stable operation
Power / protect LED indicators
Variable input gain control
0dB/6dB/12dB bass boost
Simultaneous mono / stereo operation capability
Bridgeable (2CH/4CH/5CH)
Specifications WSR-M300V WSR-2100V WSR-4100V WSR-5510
Max Power 300W x1 150W x2 150W x4 150W x4 + 300W x1
RMS Power Ratings
@14.4V, =1% THD+N
150W x1 (4Ω) 75W x2 (2Ω)
50W x2 (4Ω)
150W x1 (4Ω Bridged)
75W x4 (2Ω)
50W x4 (4Ω)
150W x2 (4Ω Bridged)
75W x4 + 150W x1 (2Ω)
50W x4 + 100W x1 (4Ω)
150W x2 (4Ω Bri., CH1/2&CH3/4)
T.H.D. 4Ω<0.1% @100Hz 4Ω<0.1%, 2Ω<0.15% @1KHz 4Ω<0.1%, 2Ω<0.15% @1KHz 4Ω<0.1%, 2Ω<0.15% @1KHz
Signal to noise (A weighted) >90dB >90dB >90dB >90dB
Channel separation / >50dB >50dB >50dB
Frequency response (±3dB) 10Hz~250Hz 15Hz~35KHz 15Hz~35KHz 15Hz~35KHz
Low pass crossover frequency 50Hz~250Hz 30Hz~250Hz 30Hz~250Hz 30Hz~180Hz
High pass crossover frequency / 180Hz 180Hz /
Bass boost 0dB / 6dB / 12dB 0dB / 6dB / 12dB 0dB / 6dB / 12dB 0~12dB
Crossover slope 12dB/Oct 12dB/Oct 12dB/Oct 12dB/Oct
High/low level input sensitivity 0.25V~6V (Low level) 0.25V~6V (Low level) 0.25V~6V (Low level) 0.2V~4V (Low level)
High/low level input impedance 10KΩ (Low level) 10KΩ (Low level) 10KΩ (Low level) 20KΩ (Low level)
Line output yes yes / /
Fuses rating 35A x 1 30A x 1 25A x 2 40A x 2
Heatsink size (LxWxH) (mm) 182x258.5x50 182x258.5x50 282x258.5x50 412x258.5x50
Heatsink size (LxWxH) ( inch) 7.2x10.2x2.0 7.2x10.2x2.0 11.1x10.2x2.0 16.2x10.2x2.0
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