5Pcs RF-01 DIY Wireless Microphone Parts 5mA 70MHz FM Transmitter Production Kit With Antenna

Note The transmitter frequency of the lowest 70MHz Adjust L1 to adjust the firing frequency When you have finished soldering you can use do a little adjustment to receive the ordinary radio This is a DIY kit you need to assembly it Manual Click here to openTips Due to the circuit of this kit is simple the emission frequency is greatly affected by the environment touch or close to the circuit board antenna or shell may lead to changes in the frequency of transmission it can be used as a model of the launch model not recommended for industrial or commercial use Feature Package name FM TransmitterKit Model RF 01Operating voltage 1 5V AAA battery 2 or DC3 6V battery does not includes Operating current 5mA 3V 10mA 6V Frequency range 70MHzLaunch distance 5 30 meters Affected by the level of production and the use of the environment Antenna length 200mm soft wireSensitivity 1 meter range of speech can be receivedBattery box YesPCB size 49 13mmDimensions 55 35 15mmPackage weight 18gPackage includes 5 x FM Transmitter Production KitSoldered PCB for reference only