Sony Corporation of America. Sony Video Communications. SMC-70G Genlocker, Microcomputer with Genlock Capability. Cover and inside cover show color photograph with parts list. Other information contained within includes Features of Video and the Microcomputer, Optional Accesories, Graphics Tablet, Sony Superimposers, Graphics Pac, System Application, and Specifications. Further models explored include Sony CP/M Operating System SMW-70021, Sony Disk BASIC SMW-70111, Sony Video Utility for Sony Disk BASIC SMW-70141, Sony Video Trailer SMW-70701, Sony Graphics Editor SMW-70721.