Tip:
Supports UVC WebCam WITH microphone and UVC video grabber WITH audio input(Up to 1080p via HDMI). MJPEG format is required when using 2 cameras at the same time.

Please click USB icon from toolbar to open Device dialog to open device if the system unable to detect your device.
Please use a good quality OTG cable and ensure power supply
Please ensure that the 2 cameras have sufficient power supply. It is recommended to use HUB with external power supply! Some devices may need to bridge HUB to work properly, e.g. Elgato Cam link.
Using HEVC for video recording requires Android 7.0 or above, and the device must supports HEVC codec.

See the video for more info: https://youtu.be/B569qfWx83U


"USB Dual Camera" can let your android device connect to 2 USB WebCams or video capture cards via USB-OTG at the same time. You can record video or capture snapshot., OR turn your phone into a wireless IP Camera via build-in RTSP and HTTP Server for security monitoring WITH Bi-directional audio support, you can use your browser to view, of course, include "IP Camera" App.

"USB Dual Camera" can push the video and audio to RTMP live media server (e.g. Push to YouTube, Facebook), and use for network broadcast. It also supports the rtmps security protocol. You can turn it on from IP Camera Server.

"USB Dual Camera" can record video into two mp4 files synchronously if you connect to 2 USB WebCams at the same time and record. This feature can also records audio separately if both of the cameras have audio input. It can also set to create full Side-by-Side (SBS) 3D video. You can use your 3D video player to view 3D video. It can mix audio automatically if both cameras have audio input.

"USB Dual Camera" can add timestamp, GPS, speed and other info on the video frames while recording.

"USB Dual Camera" supports loop-recording. Can set auto-segment when recording and auto-delete old video archives when no enough storage. "USB Dual Camera" can be used as "Dash Cam"

USB Dual Camera can seamless switching between foreground and background. Just press 'Enter background' from menu. The recording will not interrupted during switching!

Bi-directional audio requires IP Camera App, you can get it from https://play.google.com/store/apps/details?id=com.shenyaocn.android.WebCam

IP Camera Bridge - A MJPEG video streaming and virtual microphone driver for Windows which can make your Windows applications using USB Dual Camera as WebCam with audio input.
https://github.com/shenyaocn/IP-Camera-Bridge

IMPORTANT! On Android 9 and above, Camera permission is required to get fully USB Video device access. Don't worry, the application does not contain any function/code to visit built-in camera because it is unnecessary.

Recent changes:
* Can stream the video from 2 cameras at the same time via built-in RTSP and HTTP server with Bi-directional audio support
* Can set the video output mode to Side By Side, Top&Down or Picture In Picture. And can be switched from remote client.
* Supports push the video stream from 2 cameras to RTMP server for live broadcast(e.g. Push to YouTube, Facebook)
* Supports mixing audio automatically if both cameras have audio input
* Can change the sample rate and channels of USB Audio