Frame synchronizer equipped with an array of essential functions used in video production and that allow multi-channel routing (5-input/5-output video). Supports 3G-SDI and HD/SD-SDI input/output as standard and includes all typical FS and CC (standard) features. The unit provides up/down/cross-conversion on each input as standard and allows 1080i to 720p, or 720p to 1080i conversion. Highly versatile audio signal processing capability with delay adjustment and remapping functions plus a sampling rate converter. Combining these varied options allows a single unit to provide optimal functionality for all video production scenes, including those used in transmission, outside broadcasting, news reporting, production, editing and distribution.