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K series amplifiers are designed to bring big power in a small footprint. 

Available in 3 size mono blocks and a single 4 channel.

K series amplifiers offer excellent system flexibility at a great price.

CK75
Description 4-Channel  75 Watts RMS  at 4 ohm  
RMS power at 14.4V   
10hm Load NA 
20hm Load 4 X 120W 
40hm Load 4 X75W 
Features   
Input Level 0.2-5V 
Frequency Response 15Hz-25KHz 
LPF 50Hz-750Hz 
SubSonic Filter(HPF) 50Hz-750Hz 
THD at 4Ohm load <0.05% 
30% Rated Power   
S/N Ratio >80dB 
BassBoost NA 
Best Efficiency at 40hm >60% 
Minimum Load 20hm 
Optional Remote NA 
Low voltage protection Yes, protect < 8V 
ShortCircuit Test at max power Pass 
Overheat protect temperature Protect at 80C/176F 
Components & PCB SMD parts / double side FR-4pcb 
For more information please contact us freely. 

K series:
CK75 4-Channel  75 Watts RMS  at 4 ohm
DK600 Mono Subwoofer Amp 600w RMS at 2 ohm
DK1200 Mono Subwoofer Amp 1200w RMS at 1 ohm
DK1800 Mono Subwoofer Amp 1800w RMS at 1 ohm

Soundmagus Technology Co. Ltd. 
Professional Car Amplifier Designer & Manufacturer 
Welcome your inquiry.