This Datavideo SE-800 digital video switcher has been tested and is ready to be put to use. It is a reliable and efficient device that allows for seamless video production and editing. The model is highly sought after for its superior functionality and performance. The switcher is perfect for those in the video production industry and is compatible with a variety of cameras and photo equipment. This particular device does not come with a power supply, but it can easily be acquired separately. Purchase this fast shipping SE-800 switcher today and take your video production to the next level.