Hikvision video and audio compression card DS-4000 series is an excellent digital surveillance product, using the most advanced technology in information industry. It uses H.264 real-time hardware compression, supplying full software development kit and demonstration. It meets with Windows NT/2000/XP and Linux OS, compatible with DS-4002MDI matrix decoder card.

Hikvision DS-4002MDI matrix decode board is the key product to build digital video matrix and network matrix. It can be used for decode H.264 streams compressed by Hikvision DS-4000HI, DS-4000HCI, DS-8000HCI, DS-8002A/AL (ATM/POS), DS-8000SI. It is a bridge between digital and analog system, and strongly supports concentrative digital surveillance solution.