Description:

This product will be put the sound around the microphone into FM radio radio signals broadcast
Reach pickup and wireless audio FM transmitter
Product launch frequency is adjustable
The green component on the core board is adjustable capacity
Change the adjustable capacitor can change the transmission frequency
Adjustable range covers the 88-108 mhz GB FM section
You can use the radio and cell phone as a receiver
This product is widely used in voice pickup transmission, audio MIC, sleep monitoring, and other suitable occasions

Specification:

Material: Acrylic
Color: As Picture Show
Length: Approx.30mm / 1.18inch
Operating voltage: 0.7-9 v
Frequency adjustment range: 88-108 mhz
Transmission distance: 50-100 meters (9 v when using the 70 cm antenna conductors)
Core board on the back marked with +, and MIER, which power cathode, anode and antenna terminal antennas are generally 0.7 m long.

Package Includes:

1pc Core Board

Note:

Cell phone headset line is not recommended as a receiver