Product Specs

4.Set the music purpose
There are 38 tracks in total. Press the music + track key once to switch to the next
track, and press the track key again to return to the first track. Each time you press
the music track key, you can switch to the previous song, and then press the track
key again to return to the next song.
5.Setting of volume
The volume is divided into 4 levels. Press the volume key to switch different volumes.
 1. Electrical parameters
 Receiver:
Standby current
< 60uA(220V AC)
Working current
< 5mA(220 AC)
Working frequency
433.92MHz GFSK
Receiving sensitivity
-110dBm
Track data
38
working temperature
-20 ~ 85 ºC
working voltage
85V AC~265V AC
 Transmitter:
Standby current
< 2uA
Working current
< 15mA
Working frequency
433.92MHz GFSK
Transmitting power
> 10dBm
working temperature
-20 ~ 85 ºC
Battery type
CR2032
working voltage
DC 3V
1.Test mode
In order to speed up production and save cost, a test mode was designed in the design.
2.Power test
Take off the battery, press the remote control and do not put it on. After the battery is
installed and powered on for 2 seconds, the LED flashes three times, indicating that it
enters the power test mode. At this time, the remote control has a frequency of
433.92mHz, which is often transmitted. You can view the frequency and power values
through the spectrum analyzer, and press any key to exit the power test mode.
1. Update records
time
edition
Change content
Modified by
to examine
2020.5.18
V0.1
FIRST COMPILATION
Meiying Bian
2020.06.16
V0.2
ADD SCHEMATIC DIAGRAM AND
MODIFY OPERATION METHOD
Hongxian
Chen