Car, marine & subwoofer amplifier, car & marine radio (with weather band and interfaces for iPod, satellite radio, MP3, USB and SD card), motorcycle and marine audio, backpack audio, power inverter, ballast, OEM, ODM, EMS. Earliest car amplifier manufacturer in China. 12 years experence for car & subwoofer amplifier.
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Description
High-efficiency MOSFET power supply
Custom terminal block and gold plated RCA jacks
Simultaneous mono/stereo operation capability
Short circuit/thermal/overload/DC offset protection
Bridgeable
Transparent PMMA(Acrylic) top panel
Adjustable input gain control
Soft delayed remote turn-on/off circuitry
Fully 2Ω stable stereo operation
Power/Protect LED indicators
Oversized capacitor tanks
High/Lowpass electronic X-overs
Adjustable lowpass frequency
0dB/12dB Bass Boost
 
Specifications WSR-2070V
2/1-Channel Car Amplifier		 WSR-2100V
2/1-Channel Car Amplifier		 WSR-4070V
4/3/2-Channel Car Amplifier
Max Power 140W x 2 200W x 2 140W x 4
RMS
Power Ratings		 35W x 2 (4¦¸@14.4V<0.5%THD)
55W x 2 (2¦¸@14.4V<1%THD)
105W x 1 (4Ω@14.4V<1%THD)		 50W x 2 (4Ω@14.4V<0.5%THD)
75W x 2 (2Ω@14.4V<1%THD)
150W x 1 (4Ω@14.4V<1%THD)		 35W x 4 (4Ω@14.4V<0.5%THD)
55W x 4 (2Ω@14.4V<1%THD)
35W x 2 + 105W x 1 (4Ω@14.4V<1%THD)
THD 4¦¸<0.1%, 2¦¸<0.15% @100Hz 4Ω<0.1%, 2Ω<0.15% @100Hz 4Ω<0.1%, 2Ω<0.15% @100Hz
Signal to noise >90dB >90dB >90dB
Channel separation >50dB >50dB >50dB
F.R. (±1dB) 15Hz~35kHz 15Hz~35kHz 15Hz~35kHz
Low-Pass 30Hz~250Hz 30Hz~250Hz 30Hz~250Hz
High-Pass 180Hz 180Hz 180Hz
Bass boost 0dB/6dB/12dB 0dB/6dB/12dB 0dB/6dB/12dB
X-Over Slope 12dB/Oct 12dB/Oct 12dB/Oct
Input sensitivity 0.25-8V 0.25-8V 0.25-8V
Input impedance 100Ω/10KΩ 100Ω/10KΩ 100Ω/10KΩ
Fuses rating 30A 30A 30A
Heat Sink (L*W*H) 182*258.5*50mm 182*258.5*50mm 282*258.5*50mm
N.W. 2.2Kg 2.2Kg 3.0Kg
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Specifications WSR-4100V
4/3/2-Channel Car Amplifier		    
Max Power 200W x 4    
RMS
Power Ratings		 50W x 4 (4Ω@14.4V<0.5%THD)
75W x 4 (2Ω@14.4V<1%THD)
50W x 2 + 150W x 1 (4Ω@14.4V<1%THD)		    
THD 4Ω<0.1%, 2Ω<0.15% @100Hz    
Signal to noise >90dB    
Channel separation >50dB    
F.R. (±1dB) 15Hz~35kHz    
Low-Pass 30Hz~250Hz    
High-Pass 180Hz    
Bass boost 0dB/6dB/12dB    
X-Over Slope 12dB/Oct    
Input sensitivity 0.25-8V    
Input impedance 100Ω/10KΩ    
Fuses rating 30A    
Heat Sink (L*W*H) 282*258.5*50mm    
N.W. 3.0Kg    
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