DVR with VGA,4-channel, H.264 2 channel alarm input, 1 channel alarm output DVR Details:1. H.264 Compression2. Adjustable ... front panel, remote control, network 7. USB interfaces 8.4 channel playback or single channel playback 9. Support LAN, WAN, ADSL 10. Self ... H, 300MB/H, 1~1000MB/H Self-definedPasswordEncrypted by 128-bit Numerical Digits with 2-Level Password ProtectionPower SupplyDC12V / 3. ...