User Manual

Operation Operation
PIP Mode
There are four modes for live preview on the A129 LCD screen and
via Wi-Fi while the rear camera is attached.
Note:
Picture in picture (PIP) mode is available only while the rear camera
is attached.
Mute
During a private conversation, pressing the [ ] button will mute
the audio (Disable the microphone).
Note:
• Before using a Micro SD card to upgrade the firmware, formatting
the card in camera is necessary to ensure stable read and write
operation.
• Do not unplug or power o the camera during a firmware upgrade,
it may cause the camera to subsequently fail to boot.
17 18
Mode
Front + Rear (Rear overlaid)
Rear+ Front (Front overlaid)
Front Only
Rear Only
Description
Show preview video for front and rear
camera on the LCD screen, the rear camera
preview is on the top left side.
Show preview video for front and rear
camera on the LCD screen, the front
camera preview is on the top left side.
Show preview video for front camera only
on the LCD screen.
Show preview video for rear camera only
on the LCD screen.
Follow the instructions on this website to upgrade the firmware:
(https://support.viofo.com/a/solutions/articles/19000097350 )
Firmware Upgrade
View on a TV
The camera has an AV out port for connecting an external display
such as a monitor or TV. Please not that the product doesn't come
supplied a 3.5mm male to 3 RCA AUX cable.