The Holdan range includes a large variety of unique products for mixing and recording video from multiple cameras or sources at live events or in studios. We have fully-featured, competitively priced solutions for mixing video at every level, from S-video and composite, through to HDSDI. Datavideo produce a wide range of vision mixing products from the SE-500 4 channel Y/C and Composite mixer to the SE-2000 HD-SDI Mixer. All the Datavideo mixers can be supplied stand alone or in HS (Hand Studio) or MS (Mobile Studio) configurations. HS and MS setups include monitors, and can also include tally notification and intercom systems for the cameramen and an integral digital VCR. They are prewired, so very quick and easy to setup. Connect your cameras, switch on, and you are ready. The Grass Valley Indigo mixer, (available in HD or SD versions), provide comprehensive keying, 2 and 3D transitions, and audio switching capabilities from a single unit. The Grass Valley Turbo is a digital VCR replacement that can simultaneously record one channel while playing back 2 channels of video. You can connect 2 Turbo units to an Indigo to access 4 simultaneous streams of recorded video to mix with multiple cameras.