DIY Kit FM Radio, Adjustable 76-108MHz Wireless Receiver with LCD Display (No Battery)

(Please kindly noted: We ship order via airmail. The 18650 battery is not included due to shipping restrict here.  Please prepare the battery by yourself. Hope for your kind understanding)

1.Introduction:
    It is an 76.0MHz-108.0MHz Wireless FM Radio Receiver DIY Kit.
    With a built-in high-definition display LCD display screen which can clearly display the receiving frequency and it can store 22 radio stations.

2.Feature:
    HD display LCD display screen
    Support storage of 22 radio stations
    Automatically search for radio stations
    Built-in 30-level digital volume adjustment
    Automatic memory function after power off
    Support 76Hz-108MHz receiver frequency
    Built-in rechargeable module
    Built-in 5W power amplifier
    Power saving mode with backlight off for 20 seconds
    Support speaker and earphone audio output

3.Parameter:
    Product Name:LCD Display FM Radio Receiver DIY Kit
    Work Voltage:DC 3.0V~5.0V
    Output impedance:8ohm
    Output power:5W
    Output channel:Mono for speaker and Dual channel for earphone
    Frequency:87.0MHz~108.0MHz(Disable Campus Broadcasting Band)
    Frequency:76.0MHz~108.0MHz(Enable Campus Broadcasting Band)
    Equivalent noise: >=30dB
    Work Temperature:-40℃~85℃
    Work Humidity:5%~95%RH
    Size(Installed):118*87*27mm

4.Use Methods:
    Keep press AUTO button to automatically search and store the radio stations that can be listened to.
    Automatically name searchable stations like P01,P02,P02 and so on.
    Press P+ and P- to switch saved stations.
    Press V+ and V- to adjust volume from V00 to V30.
    Switch Campus Broadcasting Band: Keep press V+ and V- before power ON and then turn ON work power switch. It means enable Campus Broadcasting Band if display C1 on LCD. It means disable Campus Broadcasting Band if display C0 on LCD.Available after restart.
    Enable backlight mode: Keep press P+ and P- before power ON and then turn ON work power switch. It means keep backlight ON if display B1 on LCD. It means the backlight will turn OFF after 20second if display B0 on LCD(This is the power saving mode).Available after restart.
    It can output audio from speaker and earphone jack. The speaker of the module does not work when the earphone is connected.

5.Component List:

6.Schematic Diagram:

 
7.Note:
1.It cannot receive radio while it is charging.
2.It is a wireless module. So do not use it in an environment with signal interference.
3.Input charging voltage form micro USB on the bigger PCB.

8.Installation Steps, pls download PDF documents here: