(1). Compression Format: H.264  Multi-video standards: PAL and NTSC

(2). Support 1 SATA ports  

(3). Support GPRS/3G mobile real-time monitor 

(4). Language: English, Chinese, Russian ect.

(5). Local playback: 4CH synchronous/1CH playback

(6). User permissions: 5 login accounts can be set    

(7). Operation system: Embedded Linux system

(8). VGA interface: 1 CH master video output, 1 CH VGA video output

(9). Audio: 1CH Audio signal input, 1CH Audio signal output. Volume can be adjusted.

(10). Support double display mode: 1/4/8/16 display.

Each image quality can be independently adjusted

(11).Network protocol: PPPoE, DHCP, LAN, 3G.

(12).Searching and playback: time, recording event (alarm, motion detection), recording list.