Description in English:
USB VGA/Audio Cat 5 KVM Extender with Deskew (1280 x 1024@300m) 
The CE770 is a USB based KVM Extender with Deskew function. The automatic signal compensation and RS-232 serial functionality allow access to a computer system from a remote USB console.
The CE770 supports RGB delay tuner to manually synchronize the RGB signals. This allows users to deploy system equipment over large distances. The CE770's line synchronizing function corrects color phase and timing errors that occur over long distance transmissions. It also enables you to manually tune the R/G/B signal settings.