4-Channel Handheld Karaoke Microphone

WM-4000U

Description

This WM 4 Channel Handheld Wireless System features efficient RF performance, diversified frequency range, and high S/N ratio. Thus, it is suitable for wireless professional sound reinforcement, such as church, education, and live performance.

Features

●UHF frequency makes your microphone free from electric interference and offers stable signal transmission.

●Professional microphone capsule minimizes the background noise and produces clear sound

●Easy plug and play with high portability

●Rechargeable receiver with built-in Lithium battery

MODEL WM-4000U
Receiver(Desk-top)
Carrier Frequency UHF610-865MHz
Oscillation Mode Quartz Controlled Fixed Frequency
Stability 10PPM
Sensitivity 2uV @ sJnad=12dB
Max. Deviation Range 50KHz
S/N Ratio >105dB
T.H.D. <0.5% @1KHz
Image Rejection 85dB typical
Spurious Rejection 75dB typical
Frequency Response 60Hz-16KHz
Squelch Control Dual-squelch circuit
Max. Output Level Balanced: 0-400mV, Unbalanced: 0-300mV
Power Supply External DC Power Supply, 0.4A, 12-15V DC
Transmitter(Hand-held)
Transmitter power <30mW
Spurious emission <40dB(with carrier)
Battery Voltage AA1.5v*2
Battery Life >10hours

 

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WM-4000U