User Manual

Happymodel VMR40 5.8G Mobile Video Receiver
This is a portable wireless 5.8g video transmitter receiver for FPV flight, the real-time video could
be transmitter to your Android mobile phone on Computer via OTG cable with this VMR40 Receiver. The
VMR40 include a OLED Screen (128pixel x 32pixel,good Outdoor visibility ) an integrated 32bit MCU,
support one-key scanning channels (40 popular channels to choose) and auto-saving when power off .
The VMR40 mobile video receiver Compatible with most mainstream 5.8G Videotransmitter, it comes
with a CNC aluminum alloy case, Rugged, to avoid interference, conducive to heat.
Features:
- CNC aluminum alloy case, strong structure
- Channel search via one botton
- With LED screen to display channel, strength and voltage
- Support Andriod smart phone, tablet , PC
Specification:
- Modulation: FM
- Working voltage: 8-13 V
- Working current: USB 5V 250mA
- Receiving frequency range: 5725 ~ 5875MHz
- Operating Temperature:-10~+65 ยบC
- Dimension: 59*41*11mm
- Weight: 56g
- Color: Golden
- Resolution: 640*480 30FPS
Interface definition:
Prev channel
One- key Scanning channel
Next channel
Switch Channel
Micro U SB
GND
DCIN
GND
AV
GND
AU
Power Supply
or Battery
Voltege: 2S- 3S
Use with Mobile Android phone
1.Download the APK from Google Play (Search camerafi) or from
https://www.dropbox.com/s/150w0yi7pwh3l1w/camerafi.apk?dl=0and install it .
2.Connect the VMR40 to your Android mobile phone or Android pad via the OTG cable, Make sure
connect like the bellowing picture.
Notes:
The VMR40 getting heat when at works , it's a normal situation. Some android mobile phone don't have
enough 5V voltage output to drive the VMR40 receiver ,you need to an extra battery.
Frequency Range
A: Ch1:5740MHz Ch2:5760MHz Ch3:5780MHz Ch4:5800MHz
Ch5:5820MHz Ch6:5840MHz Ch7:5860MHz Ch8:5880MHz
B: Ch1:5725MHz Ch2:5745MHz Ch3:5765MHz Ch4:5785MHz
Ch5:5805MHz Ch6:5825MHz Ch7:5845MHz Ch8:5865MHz
C: Ch1:5733MHz Ch2:5752MHz Ch3:5771MHz Ch3:5790MHz
Ch5:5809MHz Ch6:5828MHz Ch7:5847MHz Ch8:5866MHz
D: Ch1:5705MHz Ch2:5685MHz Ch3:5665MHz Ch4:5645MHz
Ch5:5885MHz Ch6:5905MHz Ch7:5925MHz Ch8:5945MHz
E: Ch1:5658MHz Ch2:5695MHz Ch3:5732MHz Ch3:5769MHz
Ch5:5806MHz Ch6:5843MHz Ch7:5880MHz Ch8:5917MHz
3.Power for the transmitter on your FPV drones and press the scanning switch to match the channel,
and you can see the video from your android phone or pad.
Connection diagram:

Summary of content (1 pages)