FM Transmitter Module Mini Wireless Microphone PCB Board 91 103MHz 3V-5V DC

Description

Product description:

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Operating voltage range [3-5 V]

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Frequency range [91 MHz 103 (default delivery 3V99.8 MHz)

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Transmission range [3-20 m] (the greatest environmental influence)

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Operating current [6-30mA]

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[Without antenna (supplied)]

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Circuit and illustration [no]

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Frequency regulation [adjustable]

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Battery box [no]

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Volume adjustment [no]

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Interference frequency stability [poor]

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The microphone sensitivity [0.3 m] is normally received

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Sound [General]

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PCB size] [1.9 * 3.2 cm]

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Graphite crucible mini gold furnace metal melting torch:

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1 x WIRED MICROPHONE FM FM radio transmitter

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