88-115MHZ FM WIRELESS MICROPHONE SURVEILLANCE TRANSMITTER MODULE

It is a mini FM Wireless Microphone Surveillance Frequency Board Module. Its frequency can be changed using a potentiometer. it is very compact and operates on a battery.

Electrical Characteristics:

• • Operating voltage: DC 2V-9V
  • Current: 9mA
  • Reference distance: open ground 100 meters 0-30 meters indoor environmental obstacles (3v voltage test, increasing the voltage from the greatly increased)
  • Operating frequency: 85MHZ – 115MHZ (usually between 99-101 boot default frequency)
  • Receive way: as long as the 88-108MHz FM radio can receive, with FM feature phones.
  • Frequency adjustment: adjustable capacitor
  • Output impedance: 50ohms

Mechanical Characteristics:

• • Size: 2cm x 1cm ( l x w)

Applications: 

• • for Surveillance work
  • as a hide microphones

Package includes:

• • 1 X Mini FM Transmitter Wireless Microphone Surveillance Frequency Board Module for Arduino Adjustable Capacitor DC 3V 9mA 88-115MHz