From Sanyo Security Products, the VA-SW804, the newest version of software allowing the connection of 1000 DSR-M804 units and 4 PCs in a single closed LAN system features the ability to monitor single or quad pictures and user-friendly GUI control of the system. The system also adds recording, retrieval, playback and live surveillance on a PC. Video clips can be downloaded and played back on the PC. Sanyo Security Products