Diy 3-Tube Wireless Microphone Kit Wireless Microphone Module Electronic Manufacture Kit

USD 2.07

In stock

Description: This suite converts sound signals into radio signals, and restores sound to another place by wireless means using a normal FM radio

It is interesting and can also learn electronic technology to improve practical ability

The following are common uses wireless microphones, wireless broadcasting, wireless hawking, radio electronics, doorbell and so on

The frequency range is 80MHZ-108MHZ adjusting the L1 coil turns to change the frequency Working voltage 3V-9V Circuit board size 5.1 x 2.6MM Radius of emission 100 meters ordinary radio, antenna 50CM long thin wire, can be adjusted to the distance of about 15 meters Package Included 1 x DIY 3-Tube Wireless Microphone Kit

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