The BZBGear BG-CSA USB 3.1 Gen 1 3G-SDI Capture Device with Scaler & Audio (BG-CSA) from DJDeals.com
https://youtu.be/HdAOY_yVhg8 The BG-CSA lets you easily capture an uncompressed 1080P/60Hz 3G-SDI source and save it on your computer or storage device via USB. Portable and easy to use, capturing uncompressed signals at resolutions up to 1080p 60Hz. It utilizes large volume image buffering to eliminate video tearing while the high sampling rate ensures you receive a pristine image. The loop output ensures your display remains uninterrupted. Insert an external stereo audio source via the 3.5mm input. The USB 3.1 connection supplies power to the unit, meaning no extra power cables to carry.