JTL Versalight D-1000 Monolight, 1000 Watt Second Digitally Controlled Strobe. Digital adjustment of display and lighting functions. By means of the JTL remote controller and receiver, operate up to 9 Versalight D Monolights separately or simultaneously. By means of the JTL PC software in CD, you are able to reproduce lighting set-ups created and saved in computer. Alarm system: continuous audio signal warns of any malfunction. Digital power adjustment for strobe and modeling lamp: separate or simultaneous.