ERZhen Professional 4 Channel Wireless Microphone System 4 Handheld Mic with Digital Display

Features:

Dynamic expansion circuit,most greatly improving signal -to-noise ratio.

Elegant liquid crystal display panel.

Metal housing, sturdy and durable.

The transmitter adopts balanced and unbalanced sharing socket.

Professional audio compression and extension technology to reduce noise and extend frequency range.

Stealth antenna for microphone makes mic beautiful and convenient.

Occasions: School, Meeting room, Party,stage, family.

 

 

Specifications: 
 

Modulation method: FM frequency modulation

Carrier frequency range: 600MHz-680MHz

Maximum frequency deviation: ±45KHz

Frequency response: 50Hz-15KHz

Signal to noise ratio: >105dB(A)

Distortion(1KHz): <0.3%

Working temperature: -10?ミ55??/span>

Working range: 80M (in ideal environment)

 

Receiver
 

Oscillator mode: PLL(digital frequency synthesizer)

Spurious suppression: ≥80dB

Image suppression: ≥80dB

Sensitivity: 5dBuV

Audio output level:

Average output( XLR output jack): 250mV/600Ω;

Non-average output(1/4 inch output jack): 400mV/3KΩ

Working voltage: DC 13.5-16V

Working current: ≤800mA

 

Handheld transmitter(Microphone)
 

RF power output: max30 mW(depends on the scope of the country)

Oscillator mode: PLL(digital frequency synthesizer)

Transmitting frequency stability: <30ppm

Dynamic Range: ≥100dB(A)

Frequency response: 50HZ-150KHz

Maximum input sound pressure: 130dB SPL

Microphone cartridge: moving coil

Power supply: AA Alkaline battery

 

Package Included: 
 

1 x Recevier

4 x Transmitter