The DigitaLinx DL-AS31-1H1DP1V is an amazing multiformat auto - switcher. It comes with one HDMI input, one DisplayPort with analog audio input, and one VGA with analog audio input. The output includes one HDMI and one balanced analog audio output. This switcher supports high - quality video. HDMI and DisplayPort can handle video resolutions up to 4Kx2K at 30 Hz with multichannel audio, while VGA can reach up to 1920x1200 at 60 Hz. It has multiple built - in EDID settings, which not only pass EDID information from the display but also simplify the installation process. It can de - embed digital audio from the HDMI output signal and send it through the balanced analog audio output port. In auto - switch mode, it quickly switches to a new signal input when a new source is connected. When the active source is removed, it selects the first source on the lowest - numbered input. You can also control it via RS232 commands or contact closures on the rear. Key features include 1 HDMI, 1 DisplayPort, and 1 VGA input, 1 HDMI and stereo audio output, support for 1080p and 4K video with stereo audio on HDMI and DP, VGA scaling up to 1920x1200 with audio embedding, built - in EDID settings and pass - through, built - in audio de - embedding, automatic and manual switching via RS232 and contact closures, and it even comes with under - table mounting ears.

Using the DigitaLinx DL - AS31 - 1H1DP1V is a breeze. First, connect your devices to the appropriate inputs - HDMI, DisplayPort, or VGA. Then connect the HDMI output to your display and the audio output to your sound system. If you want it to switch automatically, just leave it in auto - switch mode. It'll detect new sources right away and switch to them. If you prefer manual control, you can use RS232 commands or the contact closures on the back. When installing, take advantage of the built - in EDID settings to make the process easier. As for maintenance, keep it in a clean and dry place. Don't expose it to extreme temperatures or humidity. Regularly check the connections to make sure they're secure. Also, if you're using RS232 commands, double - check that the settings are correct. That way, your switcher will keep working great for a long time.