The ELECOM DTSP22-VGA is a switcher with three VGA ports, allowing for easy switching between multiple devices. - Brand: ELECOM - Model Name: DTSP22-VGA - Connection Ports: VGA x3 - Power Adapter: Included - Country of Manufacture: China About 10 years ago, I used it a few times to switch between a computer and a document camera, connecting to a projector. It has been stored in a storage room for the past 10 years.