ขาย โมดูลส่งสัญญาณวิทยุ Fm Pll ไมโครโฟนดิจิตอลไร้สาย 87-108MHz ราคาที่ดีที่สุด

#FM #Radio #Transmitter #Module #PLL #Wireless #Digital #Microphone #Stereo #87-108MHZ #Hot FM Radio Transmitter Module PLL Wireless Digital Microphone Stereo 87-108MHZ Hot 100% brand new and high quality Material: Electrical components Color: See pictures Product advantages: 1: the use of advanced digital audio signal processing (DSP) technology and FM modulation phase-locked loop (PLL) to make sound more realistic, more stable performance, long working hours without frequency offset. 2: LCD display is more intuitive and accurate, with very low power consumption and minimal noise interference. 3: with automatic station search and store radio features, easy to operate and use. 4: Built-in 16 digital volume adjustment, the key operation can be easily completed. 5: automatic power-down data memory before the power failure. 6: Support serial AT commands. 7: quartz crystal frequency stabilization, the temperature change is no longer transmitting frequency drift Product parameters: Output power: 100mW Audio Frequency Range: 50Hz-18KHz Transmission frequency: Close campus radio 87.0MHz-108.0MHz, open campus radio 76.0MHz-108.0MHzFrequency adjustment step: 0.1MHz / second (short key press), 1.0MHz / time (long button press) Modulation modes: standard FM FM Equivalent noise: ≥30dB (sound close to CD quality) Supply voltage: DC 3.0V-5.0V Operating Current: 35mA Transmitting antenna: 75cm whip antenna Transmission Distance: FM transmitter module connected 75cm standard rod antenna with radio Desheng PL-660, open to the measured coverage radius of 100 meters. (Note: The transmission range is for reference only, because the environment is slightly different) Size: See the picture No retail package Quantity: 1Pc Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!!