Have you ever had trouble connecting only 1 webcam or USB at the same time? From now on, our USB Dual Camera Pro allows users to connect to 2 USBWebcams or USB-OTG memory cards at the same time. Users can use many utilities at the same time such as: video recording, snapshot, audio recording…USB Dual Camera Pro can record video into 2 different mp4 files with synchronized audio and image when you connect to 2 USB Webcams at the same time and record.Independent recording feature: With smart audio recognition, USB Dual Camera Pro can record 2 different audio streams from 2 different inputs, thereby serving more conveniently for recording 2 videos at the same time.Customize parameters: With a powerful upgraded configuration, USB Dual Camera allows users to adjust recording time, GPS, recording speed and many other camera specifications.Create 3D videos: USB Dual Camera Pro is capable of creating 3D videos completely free. Users can set up Side-by-Side 3D video recording options, then edit and preview right in the application.