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  1. B

    High-Pitched Noise, Ring, Squeal or Whine

    I installed A129 Duo cameras, with 64 GB Viofo memory cards, in all three of our vehicles using the Viofo 3-wire hardware kit. Just one of the cameras emits a high-pitched ringing/squealing sound when on. The installation is not the problem, because we moved the ringing/squealing camera into...
  2. B

    iPhone app crashes on playback of 1080 60p clips

    My Viofo iPhone app crashes as follows: Start WIFI on camera (5G) Connect to camera WIFI with iPhone (network name begins with "5G") Launch Viofo app Connect to camera Stop recording View clips (it displays all of them) Tap any clip that was taken in driving mode Tap play button (triangle in...