The VN-E4U is a four-channel encoder developed to accommodate systems integrators converting analog camera systems to IP surveillance systems.
30 fps at 640 x 480 per channel (total 120 fps 4-channel encoder)
Multi stream (simultaneous encoding for VGA x 4 & QVGA x 4)
Direct connection with up to 4 analog cameras
High quality Motion JPEG compression
Pre/Post alarm recording
External device control via RS-485/RS-422C
Two-way audio function, 1-in / 1-out
FTP client function
Support NAT/IP masquerade
Multicasting capability
Built-in Web server
Motion detection function
DC 5 V power supply
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