Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars

(500W×2)
Rated power (W 8 Ω/40ms)
CHA   500W
CHB   500W
Rated power (W 4 Ω 40ms)
CHA   675W
CHB   675W
Maximum output voltage (V/Vp) 98
Input sensitivity (V/32dB/X40) 1.73
Overall gain (dB 0.775V) 39.03
Normal power consumption (A/230V/8 OHM D=2.83) 1.6
Maximum power consumption (A/230V/4 OHM D=2.83) 3.2
Net weight (kg) 14
Gross weight (kg) 16

Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars

(750W×2)
Rated power (W 8 Ω/40ms)
CHA   750W
CHB   750W
Rated power (W 4 Ω 40ms)
CHA   975W
CHB   975W
Maximum output voltage (V/Vp) 113
Input sensitivity (V/32dB/X40) 2.0
Overall gain (dB 0.775V) 40.28
Normal power consumption (A/230V/8 OHM D=2.83) 2.0
Maximum power consumption (A/230V/4 OHM D=2.83) 4.0
Net weight (kg) 15
Gross weight (kg) 17

Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars

(950W×2)
Rated power (W 8 Ω/40ms)
CHA   950W
CHB   950W
Rated power (W 4 Ω 40ms)
CHA   1275W
CHB   1275W
Maximum output voltage (V/Vp) 126
Input sensitivity (V/32dB/X40) 2.24
Overall gain (dB 0.775V) 41.24
Normal power consumption (A/230V/8 OHM D=2.83) 2.4
Maximum power consumption (A/230V/4 OHM D=2.83) 4.8
Net weight (kg) 15.3
Gross weight (kg) 17.3

Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars
(1100W×2)
Rated power (W 8 Ω/40ms)
CHA   1100W
CHB   1100W
Rated power (W 4 Ω 40ms)
CHA   1800W
CHB   1800W
Maximum output voltage (V/Vp) 144
Input sensitivity (V/32dB/X40) 2.55
Overall gain (dB 0.775V) 42.38
Normal power consumption (A/230V/8 OHM D=2.83) 2.8
Maximum power consumption (A/230V/4 OHM D=2.83) 5.6
Net weight (kg) 15.3
Gross weight (kg) 17.3

Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars
(500W×4）
Rated power (W 8 Ω/40ms)
CHA    500W
CHB    500W
CHC    500W
CHD    500W
Rated power (W 4 Ω/40ms)
CHA    800W
CHB    800W
CHC    800W
CHD    800W
Maximum output voltage (V/Vp/40ms) 98
Input sensitivity (V/32dB/X40) 1.73
Overall gain (dB 0.775V) 39.03
Normal power consumption (A/230V/8 OHM D=2.83) 3.2
Maximum power consumption (A/230V/4 OHM D=2.83) 6.4
Net weight (kg) 16.6
Gross weight (kg) 18.6

Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars

(750W×4)
Rated power (W 8 Ω/40ms)
CHA    750W
CHB    750W
CHC    750W
CHD    750W
Rated power (W 4 Ω/40ms)
CHA    1200W
CHB    1200W
CHC    1200W
CHD    1200W
Maximum output voltage (V/Vp/40ms) 113
Input sensitivity (V/32dB/X40) 2.0
Overall gain (dB 0.775V) 40.28
Normal power consumption (A/230V/8 OHM D=2.83) 4.0
Maximum power consumption (A/230V/4 OHM D=2.83) 8.0
Net weight (kg) 18
Gross weight (kg) 20

Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars

(950W×4)
Rated power (W 8 Ω/40ms)
CHA    950W
CHB    950W
CHC    950W
CHD    950W
Rated power (W 4 Ω/40ms)
CHA    1600W
CHB    1600W
CHC    1600W
CHD    1600W
Maximum output voltage (V/Vp/40ms) 126
Input sensitivity (V/32dB/X40) 2.24
Overall gain (dB 0.775V) 41.24
Normal power consumption (A/230V/8 OHM D=2.83) 4.8
Maximum power consumption (A/230V/4 OHM D=2.83) 9.6
Net weight (kg) 18.3
Gross weight (kg) 20.3

Breaking through the traditional design path and creating new technological limits in power/weight ratio and power/volume ratio.
Carefully selected materials combined with surface mount technology and specially designed transformers result in smaller volumes and higher power output.
Four dual DC infinitely variable speed fans are used for cooling, and complaints are made starting at 45 degrees Celsius to solve the problem of the fan whistling before singing in the private room.
Accurate over temperature, over-current, short circuit, ultra-high frequency protection, surge resistance, and switch on/off impact protection functions.
Suitable for KTV/bars

(1300W×4)
Rated power (W 8 Ω/40ms)
CHA    1300W
CHB    1300W
CHC    1300W
CHD    1300W
Rated power (W 4 Ω/40ms)
CHA    2000W
CHB    2000W
CHC    2000W
CHD    2000W
Maximum output voltage (V/Vp/40ms) 126
Input sensitivity (V/32dB/X40) 2.24
Overall gain (dB 0.775V) 41.24
Normal power consumption (A/230V/8 OHM D=2.83) 4.8
Maximum power consumption (A/230V/4 OHM D=2.83) 9.6
Net weight (kg) 19.1
Gross weight (kg) 21.3