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DC 3V-5V FM Transmitter Module DSP PLL 87-108MHz Stereo Digital Wireless Microphone Board Multi-Function Frequency Modulation
Disponibilidad:
En stock
En stock
Peso con empaque:
1.00 kg
1.00 kg
Devolución:
No
No
Condición
Nuevo
Nuevo
Producto de:
Amazon
Amazon
Sobre este producto
- DC 3V-5V FM Transmitter Module DSP PLL 87-108MHz Stereo Digital Wireless Microphone Board Multi-function Frequency Modulation
U$S 30,40
55% OFF
U$S 13,82
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U$S 30,40
55% OFF
U$S 13,82
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Features: 1: Use advanced digital audio signal processing technology (DSP) and FM phase-locked loop modulation (PLL) to make the sound more realistic, more stable performance, and no shift in long-term operating frequency. 2: LCD display is more intuitive and accurate, with very low power consumption and minimal noise interference. 3: Built-in 30-level digital volume adjustment, easy to complete by button operation. 4: Data before power failure automatic memory power failure 5: Multi-channel audio input is automatically switched 6: Using quartz crystal to stabilize the frequency, the temperature changes the transmission frequency and no longer drifts. 7: Support serial command control Product parameters: Output power: 100mW Audio frequency response range: 50Hz-18KHz Transmitting frequency: turn off campus broadcast 87.0MHz-108.0MHz, turn on campus broadcast 76.0MHz-108.0MHz Frequency adjustment step: 0.1MHz/time (short press), 1.0MHz/time (long press) Modulation mode: standard FM Channel: LINE/USB channel (stereo), MIC channel (mono) Equivalent noise: ≥30dB (sound quality is close to CD sound quality) Supply voltage: DC 3.0V-5.0V Working current: 35mA Transmitting antenna: 75cm rod antenna Transmitting distance: The FM transmitting module is connected with a 75cm standard rod antenna, and the radio uses the Desheng PL-660. The open field is covered with a radius of 100 meters. (Notes: The launch distance is for reference only, due to the difference in usage environment) Application range: FM wireless audio, USB PC audio broadcast, wireless microphone, maternal and child monitoring. Instructions for use: : Power supply The corresponding port of the module -, + is connected to the negative and positive poles of the power
