Firmware 4.0.0 release notes
Firmware 4.0.0 is a maintenance release that fixes some minor issues and improves the memory allocation performance of the KVM2USB 3.0.
KVM2USB 3.0 is the easiest capture card you’ll ever use. It doesn’t need any special drivers installed on your computer – plug it in to your USB port and start using it right away. It’s as simple as using a webcam! Windows, Mac and Linux operating systems automatically detect KVM2USB 3.0, ensuring compatibility with your favorite software, including Skype, Wirecast and QuickTime.