High sensitivity (using a low-noise RF input amplifier) 
Frequency range from 76-108MHZ 
High-level radioactive AGC (AGC) circuit 
LC tuned oscillator with low-cost fixed chip 
Select in-house FM IF, IF free transfer

Power: 5V 
Board size: 31 X 30 MM 
With a power reverse protection diode 
Board with a power output filter inductor 
Multiple filter capacitor combination 
Blue power indicator 
You can directly plug the antenna port 
I2C bus communication 
Philips company dedicated chip module TEA5767 FM FM 
Board adopts Philips headphone amplifier chip companies as audio amplifier TDA1308 
Onboard 3.5MM audio interface can be directly connected to the headphone amplifier and so on. 
And single-chip communications as long as the power to pick and two I2C communication lines can be.
Phase-locked loop tuning system
Soft mute, stereo noise canceling (SNC), high cut (HCC) through the bus off