Sinbosenaudio sound system K4-450 digital 450w 4 channels amplifier with wireless microphone 10 inch speaker
Audio Combination

Sinbosenaudio sound system K4-450 digital 450w 4 channels amplifier with wireless microphone 10 inch speaker

Item No.: K4-450 Amp/SK-20 Mic/10 inch speaker
Model: K4-450 Amp/SK-20 Mic/10 inch speaker.
Amp Feature: 4CH/1U/Digital Amp/Class D/For Full Range.
Speaker/8Ω Stereo Power (RMS): 450W X 4CH.
Speaker/4Ω Stereo Power (RMS): 700W X 4CH.
Mic Feature: 2 antenna/2 channels/2 handheld
Speaker: 10 inch
K4-450 Digital Amplifier SK-20 Wireless Microphone 10 inch Speaker

enlightenedPower amplifier K4-450
1U Digital Amplifier K4-450
Output Power 1 KHz, <0.05%THD 8Ω/Stereo    4CHX450W
4Ω/Stereo    4CHX700W
Class Class D Power Amplifier
THD (20Hz-20kHz for 1W) <0.1%
THD (1kHz and 1 dB below clipping) <0.05
DSP Processor NO
Signal Noise Ration >106dB
Frequency Response(+/-0.1dB) 10Hz-34kHz
Damping coefficient >600
Impedance(balanced/unbalanced) 20KQ/10KQ
Gain (optional) 0.775V/1V/32dB
Output socket Spe akon Connectors
Input socket Combo XLR type, 3pin
Link socket XLR type,3pin male(NEUTRIK)
Protection   Short circuit, open dircuit, thermal, overload,DC,super audio protection  
Power Requirement 90-265V~50Hz(PFC)
Size(WxHxD) 55x32x11cm
Weight(net) 8Kg

K4-450 Digital Power Amplifier

●Mini 1U size, convenient for Touring Applications
●Suitable for stage, bar, club, KTV, Karaoke, home, theater, indoor and outdoor activities, etc.
●4 Channel Class D Digital power amplifier.
●4 x 450 Watts into 8 Ohms.
●4 x 700 Watts into 4 Ohms.
●Precise and Reasonable circuit structure.
●Bring super reliable sound.
●Original Neutrik XLR*/Speakon connectors
●Temperature protection; Over current protection; Short circuit protection built-in.

enlightenedWireless Microphone SK-20
Frequency Range: 615~665MHz
Sensitivity: -94dBm for 30dB
Image Rejection: > 60dB
Frequency Stability: +0.005%
Modulation Mode: FM
Maximum Deviation Rang: +45KHz
Audio Frequency Response: 50Hz- 15KHz (+3dB)
S/N Ratio: > 105dB
Audio Dynamic Range: > 100dB
T.H.D: <0.5%
Operating Temperature: -10°C~ 55°C
Power Supply: 12-18V DC 1A”
Frequency Range: 615~665MHz
Harmonic Radiation: <-63dBm
Band Width: 80MHz
Maximum Input Pressure: 130dB SPL
Current Consumption: <110 mA
Maximum Transmitter Power: 30mW
Frequency Range: 50Hz-18KHz
Power Supply: 2x1.5V AA battery (battery)

enlightenedSpeaker 10 inch
Inch Single 10 inch speaker.
Frequency range 72Hz-20KHz
Frequency response 90Hz 20KHz
Sensitivity 95db SPL
Rated impedance 8 ohms
Maximum sound pressure level output 122dB/ 124dB/ 127dB/124dB
Coverage angle 70°X60°(HxV)





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