CA-500DM
Rated Power : 500W
Output Mode : 4-16 ohms;70V/100V line voltage
6 zoned Ouput : 100V line voltage
MIC Input : MIC1/ MIC2/MIC3:600 ohms 5-8 mV , Unbalanced
AUX Input : AUX1/ AUX2:10k ohms 150-470 mV , Unbalanced
FM Frequency Range : 87.5 MHz~108 MHz
External Audio Input : USB slot,RCA connector
Frequency Response : 60Hz~15kHz(±3dB)
THD : <0.5% at 1kHz,1/3 rated power
S/N : Line:85 dB,MIC:>72 dB
Tone : BASS:100 Hz(±10dB),TREBLE:12kHz(±10dB)
Muting Function : MIC1 overrides MIC2,MIC3,AUX1,AUX2 with 0~30dB dB attenuation
Cooling : DC 12V FAN
Protection : AC fuse, short circuit,overload,high temperature
LED Indicators : POWER,SIGNAL, CLIP,PROTECT
Power supply : Optional
Power Consumption : 640W
Dimensions : 89(H)x483(W)x366(D)mm
Packing Size : 185(H)x520(W)x435(D)mm
Net Weight : 18.6Kg
Gross Weight : 19.8Kg

iZound B-20S
Capsule Type : Condenser
Frequency Response : 40Hz-16KHz
Polar Pattern : Super Cardioid
Output Impedance(Ohm) : 200
Sensitivity (±2dB) : – 38dB
Length (mm) : 500
Net Weight : 0.67kg
Sound Pick-up Distance : 40cm
Battery Working Time (hour) : 18
Base Dimension(WxDxH)mm : 110*135*50mm
Output/Indicator : balance,  Base indicator

CA-HS100
Rated Power : 100W/50W
Line Voltage : 100V
Frequency Response : 150Hz-6.0KHz
Sensitivity(1w,1n) : 110±3 Db
Dimension : 540*504mm
Finished : Light grey
Material : Alloy enclosure & bracket
Net Weight : 5.3kg
Gross Weight : 6.0kg

CA-2000D 
DIGITAL AMPLIFIER
Rated Power : 2000W
Output Mode : 8Q and100V
Line Input : 10kohms(2)<1V,unbalanced
Line Output : 10k ohms(Q)0.775V(0dB),unbalanced
Frequency Response : 60Hz~15kHz(土3dB)
THD : <0.5% at 1kHz,1/3 rated power
S/N : >105 dB  
Damping Factor : 600 
Slew Rate : 40V/ uS 
Output Regulation : <3 dB,from level without signal to be loaded fully 
Controls : 1 volume control, power on/off 
Cooling : DC12V FAN 
Indicators : TEMP, POWER,CLIP, SINGNAL PROT
AC Fuse : (3X1.5mm2)X1.5m 
Power Cable : AC100-240V +10% 50-60Hz 
Power Supply : 50(H)X483(W)X305(D)mm 
Power Consumption : 115(H)X520(W)X390(D)mm 
Dimension : T25A/250V 
Packing Size : 2500W 
N.W. : 5.70 Kg