MS4 Series Microphone

Name: MS4 Series Microphone
Brand: Guangzhou DSPPA Audio Co., Ltd.

Features

● UHF super-high frequency band, more reliable than traditional VHF
● DPLL digital phase-locked loop, multiple signal channel Synthetic technology
● Advanced frequency matching technique
● LCD screen to display working status of receiver and transmitter

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Introduction
Specification

DSPPA Audio MS4 Series UHF Wireless Microphone is Adopting UHF ultra-high frequency, less interference than traditional VHF band transmission and more reliable. DPLL multichannel digital phase-locked loop frequency synthesis technology to assure that in the 50 MHZ frequency range, with 250 KHZ channel spacing, to provide up to 200 channels to choose and it is convenient for several machines working at the same time, avoiding all kinds of interference; Advanced automatic technology of frequency, even if the frequency of the transmitter and receiver are in confusion, just slightly press the transmitter, it will automatically track the lock frequency and adjust it to the same frequency band, easy to use; High-grade LCD screen, making the receiver and transmitter working condition be clear.

Specifications of Conference Microphone

	Transmitter
Freq Range	600~700MHz
Freq Number	128
Freq Stability	±10ppm
Modulation	FM
RF Output	≤30mW
Audio bandwidth	40~18000Hz
T.H.D at 1kHz	≤0.5%
Battery	2×1.5V AA Size, 4×1.5V AA Size
Battery life	8~15 hours

Specifications of Receiver

	Receiver
Freq Range	600-700MHz
Freq Number	128+128+128+128
Oscillation Mode	PLL synthesized
Freq Stability	±10ppm
Receive Mode	Super heterodyne and twice mixed
Input Sensitivity	-95~-75dBm
Audio Bandwidth	40~18000Hz
T.H.D at 1kHz	≤0.5%
S/N Ratio	≥110dB
Audio Output	Balanced XLR and unbalanced6.35 socket
Power Supply	DC12V-15V≥350mA-1500mA
Consume Power	≤8W