1. Fampidirana
This manual provides detailed instructions for the installation, operation, and maintenance of your VIOFO A129 Pro Duo 4K Dual Dash Cam. Please read this guide thoroughly before use to ensure proper functionality and to maximize your device's performance. This dash cam is designed to record high-quality video footage from both the front and rear of your vehicle, offering enhanced security and peace of mind.
2. Vokatra mihoatraview
2.1. Inona no ao anaty boaty
- Camera Front x 1
- Fakantsary aoriana x 1
- Rear Camera Cable (6M) x 1
- Charger fiara x 1
- Cable Mini USB x 1
- GPS Module (Base) x 1
- Edge Removal Tool x 1
- 3M Sticker x 4
- Stickers static x 1
- Torolàlana ho an'ny mpampiasa x 1

Image: All components included in the VIOFO A129 Pro Duo package.
2.2. Endri-javatra fototra
- Ultra HD 4K Dual Channel Recording: Captures 4K 30fps (front) and 1080P (rear) footage simultaneously using 8MP IMX317 and IMX291 sensors.
- Super Night Vision & WDR: Enhanced low-light performance with 7-Glass F1.8 aperture lens and Wide Dynamic Range technology.
- Fomba fiantsonana mandroso: Features buffered recording (15s before, 30s after event) with Auto Event Detection, Time Lapse, and Low Bitrate options (requires VIOFO HK3 hardwire kit, sold separately).
- Wireless Wi-Fi & GPS: Dual-band 5GHz & 2.4GHz Wi-Fi for faster file transfer and app control. Built-in GPS logs speed and location data.
- Ecran HD 2.4": Provides a clear preview and easy navigation of settings.
- Fanohanana karatra MicroSD: Supports up to 512GB high endurance microSD cards (sold separately).
3. Fametrahana & Fametrahana
3.1. Fametrahana karatra SD
Insert a high endurance microSD card (up to 512GB, sold separately) into the designated slot on the main dash cam unit. Ensure the card is formatted before first use. VIOFO industrial high endurance microSD cards are recommended for optimal performance and durability.

Image: VIOFO recommends using their industrial high endurance microSD cards for reliable recording.
3.2. Mounting the Front Camera
- Diovy tsara ny faritra tiana eo amin'ny fitaratra.
- Apply a static sticker to the clean windshield. This allows for easier removal of the dash cam mount later.
- Peel off the protective film from one side of the 3M adhesive on the GPS module.
- Attach the GPS module to the static sticker on the windshield.
- Slide the main dash cam unit onto the mounted GPS module.
3.3. Mounting the Rear Camera
Clean the desired area on your rear windshield. Apply a static sticker, then attach the rear camera using its 3M adhesive. Adjust the camera's tilt for optimal viewing.
3.4. Wiring and Cable Management
- Connect the rear camera to the main unit using the provided 6M rear camera cable. Route the cable neatly along the headliner, down the A-pillar (avoiding airbags), and along the door trim to the rear windshield.
- Connect the main dash cam unit to the car charger using the Mini USB cable. Plug the car charger into your vehicle's 12V power outlet.
- Alternatively, for a cleaner installation, you can use a hardwire kit (VIOFO HK3, sold separately) to connect directly to your car's fuse box for continuous power, enabling advanced parking modes.
3.5. Power On
The VIOFO A129 Pro Duo is designed to automatically power on and begin recording when your vehicle's ignition is turned on. It will power off automatically when the engine is turned off.

Image: The VIOFO A129 Pro Duo dash cam installed on a windshield, showing its compact design and connectivity with a smartphone app.
4. Fampandehanana
4.1. Fanaraha-maso fototra
The dash cam features several physical buttons on its front panel for basic control:
- Bokotra hery: Mamono ny fitaovana.
- bokotra Menu: Miditra amin'ny menio fanovana.
- bokotra REC: Starts/stops manual recording.
- Emergency Button (Triangle Icon): Manually locks the current recording to prevent it from being overwritten.
- Bokotra MIC: Toggles audio recording on/off.
- bokotra Wi-Fi: Toggles Wi-Fi connectivity on/off.
4.2. VIOFO App Usage
Download the VIOFO Dashcam app from your smartphone's app store. Connect your phone to the dash cam's Wi-Fi network (5GHz recommended for faster speeds). The app allows for:
- velona view of front and rear cameras.
- Accessing and changing all device settings.
- Downloading recorded videos to your smartphone.
- Fanavaozana firmware.

Image: A smartphone showing the VIOFO app interface with a comparison of 5GHz and 2.4GHz Wi-Fi download speeds.
4.3. Fifehezana feo
The A129 Pro Duo supports smart voice control for hands-free operation. Use simple spoken commands to:
- Atombohy/ajano ny firaketana.
- Maka sary.
- Ampidiro / vonoina ny Wi-Fi.
- Lock the current video.
4.4. Parking Modes
The dash cam offers advanced parking surveillance modes to protect your vehicle when parked. These modes require continuous power, typically supplied via a hardwire kit (sold separately).
- Fitihana Hetsika Mandeha Ho Azy: Records 15 seconds before and 30 seconds after an impact or motion is detected.
- Firaketana an-tsoratra ara-potoana: Records video at low frames per second (1/2/3/5/10 fps) continuously without audio, saving storage space.
- Fandraketana Bitrate Ambany: Records continuously at a low bitrate for both front and rear cameras, saving file size while including audio.

Image: Diagram illustrating the Auto Event Detection feature, showing buffered recording before and after an event.
5. Settings
Access settings via the dash cam's menu buttons or the VIOFO Dashcam app. Key settings include:
- Fanapahan-dahatsary: Select desired resolution (e.g., 4K 30fps, 2K 60fps, 1080P).
- Loop Recording: Set video clip duration (e.g., 1, 3, 5, 10 minutes).
- Recording Audio: Alefaso na esory ny fandraisam-peo.
- Exposure Value (EV): Adjust brightness for front, rear, and interior cameras.
- HDR (Avo Dinamika Avo): Enable for improved image quality in high-contrast lighting.
- G-Sensor: Adjust sensitivity for impact detection.
- Daty St.amp: Toggle date and time overlay on video.
- Bitrate: Choose video quality (e.g., Normal, High, Maximum).
- GPS: Enable/disable GPS logging, set speed unit (KM/H or MP/H), and choose GPS info stamp endrika.
- Wifi: Select 2.4GHz or 5GHz band.
- Fitsitsy efijery: Set time for screen to turn off automatically.
6. Fikojakojana
- Karatra MicroSD: Use high endurance microSD cards. Regularly format the card (e.g., monthly) to ensure optimal performance and prevent data corruption.
- Fanavaozana ny mikirao praogramanao: Check the VIOFO website or app for the latest firmware updates to ensure your dash cam has the most current features and bug fixes.
- Fanadiovana: Keep the camera lenses and windshield clean for clear video footage.
7. Famahana olana
- Dash Cam Not Recording/Restarting: Ensure you are using a high endurance microSD card. Format the card. Check power connection. Update firmware.
- Olana amin'ny fifandraisana Wi-Fi: Ensure Wi-Fi is enabled on the dash cam. Try switching between 2.4GHz and 5GHz bands. Restart both the dash cam and your smartphone.
- Ratsy kalitaon'ny horonan-tsary: Clean camera lenses and windshield. Adjust exposure settings. Ensure HDR is enabled in high-contrast situations.
- GPS tsy mandeha: Ataovy azo antoka fa mifandray tsara ny môdio GPS ary mazava tsara ny view of the sky. Check GPS settings in the app/device.
- Fahadisoana amin'ny karatra fahatsiarovana: Use a high endurance microSD card. Format the card. Replace the card if errors persist.
8. Famaritana
- Anaran'ny modely: A129 Pro Duo
- Fanapahan-dahatsary fakana sary: 4K (Front) + 1080P (Rear), 2K 60fps (Front) + 1080P (Rear)
- Saripika sary: Front: 8MP IMX317, Rear: IMX291
- Field Of View: Front: 140 Degrees, Rear: 160 Degrees
- Teknolojia fifandraisana: Wifi (5GHz sy 2.4GHz)
- Aseho: 2.4" HD Screen
- Karazana fametrahana: Fametrahana adhesive
- Lanja entana: 1.65 kg
- Haben'ny vokatra: 8 x 5.4 x 3.5 santimetatra
- Batterie: 1 Lithium Metal bateria ilaina
9. Accessories azo atao
Enhance your dash cam experience with these optional accessories:
- CPL Lens (Circular Polarizing Lens): Mampihena ny taratra sy ny taratra avy amin'ny fitaratra anoloana.
- Bluetooth Remote Control: Allows for quick saving and locking of important videos with a single press.
- HK3 Hardwire Kit: Enables advanced parking modes and provides continuous power.

CPL Lens

Bluetooth Remote

Kitapo mafy
Image: Optional accessories for the VIOFO A129 Pro Duo, including CPL lens, Bluetooth remote, and hardwire kit.
10. Lahatsary vokatra ofisialy
VIOFO A129 Plus Duo Dash Camera Review & Sample Footage
Lahatsary: Famakafakana amin'ny antsipirianyview of the VIOFO A129 Plus Duo Dash Camera, including sampny footage and discussion of its features and performance.
Is VIOFO A129 Pro Duo Dash Cam 4K Worth It?
Video: An evaluation of the VIOFO A129 Pro Duo Dash Cam's 4K capabilities, assessing its value and performance for users.
The Unboxing Of VIOFO A129 Pro Duo Dash Cam 4K
Video: An unboxing video showcasing the contents and initial presentation of the VIOFO A129 Pro Duo 4K Dash Cam.
Piece of Cake - VIOFO Dash Cam First Impressions
Video: First impressions and initial setup of the VIOFO Dash Cam, highlighting ease of use and key features.
11. Warranty & Fanohanana
VIOFO offers protection plans for your dash cam. You can find options for 2-Year Protection Plan, 3-Year Protection Plan, and Complete Protect (monthly subscription) on the product page. For further support, please refer to the VIOFO official webtranokala na mifandray amin'ny serivisy mpanjifa.





