Features:
1. )MPEG4 compression & network transmission
2. )SOC single chip, High stability
3. )Linux operating system
4. )Full- D1 live monitoring, Each or quad display
5. )High- Resolution playback picture quality
6. )Audio recording available
7. )Motion detection & sensor triggered recording
8. )Motion detection: Settable area & sensitivity
9. )Support hiding an appointed channel
10. )Configurable record picture quality & frame rate
11. )Network: IE based monitoring
12. )With remote control
13. )Support PTZ control via built- In RS- 485 port
14. )Video loss alarm function
15. )Password protection
16. )Built- In USB2. 0 port for video backup to computer
17. )Self- Recovery after power reconnected
18. )Optional thumb drive USB backup
19. )Optional VGA output

Specifications:
1. )Video Compression: MPEG- 4
2. )Video System: NTSC / PAL
3. )Operation System: Linux
4. )Video Input / Output: BNC 4CH inputs / 2CH outputs
5. )Audio Input / Output: RCA 2CH inputs / 2CH outputs
6. )Display Frame Rate: NTSC: 120fps / PAL: 100fps
7. )Recording Frame Rate: Max. 60fps / PAL: Max. 50fps
8. )Display Resolution: NTSC: 720*480 / PAL: 720*576
9. )Record Resolution: NTSC: 720*240 / PAL: 720*288
10. )Record Mode: Continuous / Time schedule / Motion detection / Sensor triggered
11. )Display Mode: Each, Quad, Auto- Switch, Hidden
12. )HDD Interface: SATA, One fixed HDD rack, Supports up to 750GB HDD
13. )Playback Search: Time & Date, Event List
14. )USB: For PC- Link playback & backup / USB2. 0
15. )PTZ: Built- In RS- 485 port
16. )Network: RJ45, TCP/ IP, DDNS, IE based control DVR
17. )Sensor & Alarm: 4CH inputs / 1CH output
18. )Remote Control: Included
19. )Power supply: DC12V, 3A(adaptor included)
20. )Dimension: 300(W)*220(D)47(H)

Remarks:
Model No. : TOP- R611- 4V (TOP- R611- 4 with VGA)