Professional 4 Channel 4 Cordless Handheld Mic UHF Wireless Microphone System Karaoke AU

Professional 4 Channel 4 Cordless Handheld Mic UHF Wireless Microphone System Karaoke AU
Professional 4 Channel 4 Cordless Handheld Mic UHF Wireless Microphone System Karaoke AU Professional 4 Channel 4 Cordless Handheld Mic UHF Wireless Microphone System Karaoke AU Professional 4 Channel 4 Cordless Handheld Mic UHF Wireless Microphone System Karaoke AU



Features:
 
Metal UHF wireless microphone system LED display/signal stability
Karaoke Microphone 4 Channel Receiver with 4 handheld Microphones also 4 channels can work without interference at the same time
Using quartz oscillation circuit, high frequency stability
The audio compression - extension technology, greatly reduce noise, dynamic range
Receiver using multilevel high frequency amplifier has a very high degree of sensitivity
Noise level locking double mute control, noninterference more machine used at the same time
Has a balance and imbalance way audio output
Wide frequency response range, low distortion
 
Specifications:
 
Product Name: UHF wireless microphone system
Material: metal
Size: 
42cm x 21cm x 4.5cm/16.5 x 8.3 x 1.8inch(for UHF diversity receiver)
25.5cm x 5cm/10 x 2inch(for single microphone)
 
Comprehensive Paremeters
RF carrier frequency range: 500-800 MHz(the depends on the technical specifications of the system)
Use Distance: 50-150 meters in an open area
RF stability: +/-0.005%(-10°C-50°C)
Offset: +/-40KHz with companding and automatic volum limit circuit
S/N RATIO: >100db
Distortion: <0.5% weighting 1KHz
Frequency response range: 50Hz-18KHz+/-3dB
 
Receiver Parameters 
Receiving mode: non-diversityreceiving (automaticswitching diversityreceiving)
Oscillation mode:quartz control
Sensitivity: entering 6dBmvs/8OdB whenthe offsetisequalto 40KHZ
Harmonic interference ratio: >80dB
lmage interference ratio:> 70dB
 
Handheld Microphone
Handheld RF stability: 0.005%(-10°C-50°C)
RF output power: 19mW
Oscillation mode: quartz control
Harmonic radiation: <-55dBc<-40dBc
Maximum input sound pressure: 130dB
Microphone head: capacitive or moving-coil type
Battery used: 1.5V(9V)
 
Package Included:
 
1 x 4 Channel Receiver  
1 x UHF Diversity Receiver
4 x Handheld Microphones
1 x 110V/220V Supply Power
1 x 1/4inch Connecting Cable
1 x Original Box
1 x English User Manual















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