... a cost efficient but high performance DVR system to secure your environment more easily. You can ... of the same model cards into one computer to create a 32 channel system, e.g. ... , LAN, WAN, Internet, Modem Dial-up, Modem-to-modem, ISDN Backup Device HDD, NAS, CD-R ... 320x240 resolution 480fps(NTSC), 400fps(PAL) for GV-1480240fps(NTSC), 200fps(PAL) for GV-1240120fps(NTSC), 100fps(PAL) for GV-1120Display ...