Features : 

1. Adopts the standard Main profile H.264 compression technology, D1/CIF can be adjusted supports 4ch recording, network transmission, and playback simultaneously 

2. Support dual-stream transmission for all channels 

3. Support Multiplex operation: live, record, playback, backup, network transmission, mobile phone surveillance 

4. Support backup with USB Flash Disk, Movable hard disk,USB writer, Network 

5. Support 1channel. Main output, 1channel. VGA output 6. Support video channel hidden and S.E.Q for single channel 

7. Support Digital Zoom and PIP preview 

8. Support password watermark function to avoid data modification 

9. Support Email alarm 

10. Mobile phone surveillance (Win CE/Symbian/iPhone/Blackberry) 

11. Support PTZ preset and Cruise Control 

12. Support Multi-language OSD 

13. Central management software and Networked system management 14. Support mouse, remoter controller, panel operating3G & Internet remote viewing250 GB HDD Included4 x 1200 tvl camera's 8mm

The new CMOS TMT is born to cater for all types of video surveillance systems where the 'high image quality is imperative. These models allow, thanks to their advanced technology inside, to record crisp, clear images, allowing you to recognize faces and people so simple and effective; putting under control in detail the location of your interest.Specifications1/3", 8mmHorizontal resolution 1200 TVLElectronic Shutter 1/50(1-60)-1-10000s36 IR LED's100M RG59 cable, connections and power supply included