This product is a high-fidelity FM stereo transmitter kit, designed for campus broadcasting, radio enthusiasts, and students learning radio knowledge.
Analog Stereo Processing: BH1417F chip for superior sound quality
14 Preset Frequencies: 87.7-88.9MHz & 106.7-107.9MHz ranges
Adjustable Power Output: 6-12V input voltage control
Long Transmission Range: Up to 3000+ meters with proper antenna

Power Supply:
External switching power supply, supports DC 6~12V wide voltage input.
Higher voltage results in higher output power: Approximately 450 mA current with 6V power supply, approximately 900 mA current with 12V power supply.
Power Interface: 5.5mm DC plug (power supply not provided).

Transmission Distance:
With 12V power supply and an FM GP antenna (not provided), the unobstructed transmission distance is 3000 meters.

Frequency Setting:
Set the transmission frequency by adjusting the onboard DIP switch.
A total of 14 selectable frequency points are provided, covering the following frequencies:
87.7 / 87.9 / 88.1 / 88.3 / 88.5 / 88.7 / 88.9
106.7 / 106.9 / 107.1 / 107.3 / 107.5 / 107.7 / 107.9

Sound Quality:
Supports stereo transmission.
Signal-to-noise ratio 30dB.
Actual Reception Performance: At a distance of 5 meters from the transmitter, using a radio, strength was displayed as 70 dBμV, and the signal-to-noise ratio was 32.

Suitable :
Radio enthusiasts.
Students learning radio and electronic training.
Color: Blue
Material: PCB+Plastic+Metal

Package Contents:
1 * FM Transmitter