Samarth Security System manufactures 16 Channel Digital Video Recorder Card. Samarth Security System is an ISO 9001:2000 registered company. 16 Channel Digital Video Recorder Card gives the ability to check each camera with nothing more than an internet browser. 16 Channel Digital Video Recorder Card has the sound recording facility and support for two-way voice communication. 16 Channel Digital Video Recorder Card is available in various modes of multi-view Screen [1, 4, 6, 8, and 16]. The card is used for automatic security surveillance [banks, buildings, factories, warehouses, apartments, parking lots, etc.].