Product Description: 1. This product supports AHD video signal and audio input (automatically compatible with PAL and NTSC 720P and 1080P resolution). 2. Through the USB / Type-C interface output to the computer cell phone audio and video capture devices. 3. Compliance with UVC / UAC specifications of the audio and video capture module 4. Compatible with Windows system linux system, Android, MacOS is a plug-and-play, USB / Type-C drive-free HD video capture tool! Instructions for use: 1.AHD signal source connects to the 1.25*4pin port of the module (from left to right: 5V output, GND, video input, audio input). 2. The USB port / TYPE-C port of the module is connected to the computer, cell phone, tablet, etc. 3. Open the capture software on the computer or cell phone to display the screen. Product parameters: 1.25mm*4pin terminal block Input signal: AHD 720P/1080P signal (compatible with PAL and NTSC) Output interface: USB / TYPE-C Output format: MJPEG YUV422 Video output resolution and frame rate: In MJPEG format: 1920*1080 (30 frames), 1280*720 (60 frames), 800*600, 720*576, 720*480, 640*480, 480*320, 320*240 In YUY2 format: up to 1920*1080(5 frames),1280*720 (10 frames),720*576 (25 frames), 720*480 (30 frames), 640*480, 480*320, 320*240 Audio output: 48KHZ stereo Audio and video protocol: standard UVC/UAC Driver: free installation driver, plug and play Operating system support: Microsoft Windows/Linux/Android/MACOS Common acquisition software: OBS/Potplayer (Windows) Product power consumption: Less than 3 Wat Material: PC+Metal colour: green Package Contents: 1 x module(USB) / 1 x module(Type-C) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.