Model: KMC-4400 Compression Format: Engine-K Video input 4 CH Audio input 1 CH Recording Rate: 120 fps NTSC 100 fps PAL Display Rate: 120 fps NTSC 100 fps PAL 4 CH Real-Time Monitoring Video Resolution: PAL: 768 x 576, 384 x 288, 192 x 144 NTSC: 640 x 480, 320 x 40, 160 x 120 Maximum 2 Cards in 1 PC Auto/manual backup Support Remote Display/Record/Backup Support Remote PTZ Control RS422/RS485 Support Protocols: ISDN, DDN, PSTN, LAN, WAN, Internet, ADSL, Modem Alarm: Motion detection Full Screen Display/ Mini-View Display Networks Support: TCP/IP, LAN, WAN, Internet, Modem Backup Devices: HDD, CD, DVD OS Supported: Windows 98 / ME / 2000 / XP Windows Direct X8.0 or 8.1 Input Types D-type: DB-29 BNC: 4 CH* 2 pcs Interface PCI System Requirements: Pentium III 800Ghz; RAM: 256MB Input Types: BNC X 4 / DB15 X 2