Wideband RF Modulator KIT with SCART AV Input and F-Aerial Connections. This new compact unit allows you to modulate your DVD/CCTV signal so that it can be distributed around your home. It canbe piggy-backed to use more than one signal. The unit has an accurate digitally displayed channel selection Channels 21 to 69. The SCART input diminishes connection errors and the F-type aerial connectors provide solid and professional connections.