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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