Run your own FM Station with adjustable frequency or listen and record to someone voice secretly with this FM Wireless Microphone Module DIY Kit. Buil with Sensitive Mic.
- Frequency Range:88MHz-108MHz
- Operating Voltage: 3V (please use CR2032 button battery not included)
- PCB Material:FR-4 glass fiber board
- PCB Specification:48*26mm thickness 1.6mm