Digital Wireless FM Radio Transmitter Module Microphone FM Board AudioTransmitter Module 87-108MHz FM Radio Transmitter Module

Features: Advanced digital audio signal processing and FM phase-locked loop modulation technique ensure less sound distortion and more stable perf…

SKU: B07CTDR51F Categories: , ,

Description

Features:
Advanced digital audio signal processing and FM phase-locked loop modulation technique ensure less sound distortion and more stable performance.
LCD display is more intuitive and accurate, and has very low power consumption and tiny noise interference.
Built-in 30-class digital volume adjustment can easily complete volume adjustment by pressing buttons.
Automatic storing data when the power is out.
Automatic switching from multichannel audio inputs.
Using quartz crystal for frequency stabilization, and emission frequency will not drift when temperature changes.
Support serial port command control.
Specifications:
Output Power: 100mW
Frequency Response: 50Hz to 18KHz
Emission Frequency: 87.0MHz to 108.0MHz(close campus broadcast), 76.0MHz to 108.0MHz(open campus broadcast)
Frequency Adjustment: 0.1MHz each time press button press, 1.0 MHz each time long press(press and hold) button
Modulation Mode: Standard FM
Channel: LINE/USB (stereo), MIC (single channel)
Equivalent Noise: ≥30dB
Input Voltage: DC 3V to 5V
Current: 35mA
Emission Distance: 100 meters(for reference only, tested with 75cm antenna on open ground).
Size: 49 x 26.5mm / 1.93 x 1.04″
Display Size: 24 x 15mm / 0.94 x 0.59″
Suitable for: FM radio, wireless microphone, computer audio emission (connect through USB)
Note:
1, Power supply voltage must be DC 3V to 5V.
2, Do NOT touch the back of the module components when it is working, otherwise it will probably not work normally or burn out from a short circuit.
Package Includes:
1 x Module

    • Advanced digital audio signal processing and FM phase-locked loop modulation technique ensure less sound distortion and more stable performance.
    • LCD display is more intuitive and accurate, and has very low power consumption and tiny noise interference.
    • Built-in 30-class digital volume adjustment can easily complete volume adjustment by pressing buttons.
    • Automatic storing data when the power is out.
    • Automatic switching from multichannel audio inputs.

Additional information

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