Description
FM Mini Wireless Microphone Transmitter Module
FM Mini Wireless Microphone Transmitter Module It is widely used in voice pickup transmission, audio MIC, the elderly and children sleep monitoring, etc.
Operating voltage range [3-5V]
Frequency range [91-103MHZ] (shipping default 3V99.8MHZ)
Transmission range [3-20 m] (the larger environmental influences)
Operating current [6-30mA]
[No antenna (supplied)]
Circuit and illustrating [no]
Frequency regulation [adjustable]
Battery box [no]
Volume adjustment [no]
Interference frequency stability [poor]
MIC sensitivity [0.3 m] speak normally be received
Sound [General]
PCB size] [1.9 * 3.2CM]
Buyers to be equipped [electric iron, battery box and battery, wires, solder wire, 88-108MHZ FM receiver]
Note: This baby is less stable, easy frequency drift, as the industry can not use a wireless transmitter.
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