1. Product materials: Adopt aluminum alloy CNC technology, surface sand surface oxidation, high-end environmental protection; with good anti-interference and heat dissipation capabilities. 2. Product features: This product is a portable high-definition video capture card that can simultaneously capture HDMI audio and video signals and transmit them to mobile phones and computers for preview, editing, storage and other multi-functional applications. 3. Product application: The HDMI interface of the product is connected to audio and video input signals, and the USB interface is connected to a mobile phone or computer to realize high-definition acquisition, video recording, video live broadcast, teaching recording, medical imaging, game live broadcast, video live broadcast, and high-definition video recording camera. Features : 1. The product complies with USB audio and video UVC specifications and supports operating systems such as Windows, Android, Linux and MacOS 2. Support most acquisition software, such as VLC, OBS, Amcap, etc. 3. Input terminal: HDMI/F input can support 4K 4. Output: Type C/M, up to 1080P 5. High-definition capture, strong compatibility, smooth picture without stutter, no delay 6. No need for external power supply, small size, ultra-thin and portable 7. Operating environment: -20 degree C to 75 degree C, relative humidity is 5% to 95%Specification: Package Weight One Package Weight 0.17kgs / 0.37lb One Package Size 18cm * 12cm * 3cm / 7.09inch * 4.72inch * 1.18inch Qty per Carton 80 Carton Weight 13.00kgs / 28.66lb Carton Size 50cm * 37cm * 32cm / 19.69inch * 14.57inch * 12.6inch Loading Container 20GP: 450 cartons * 80 pcs = 36000 pcs40HQ: 1045 cartons * 80 pcs = 83600 pcs