1. Duplex operation: simultaneous playback / record. 
2. 15 days continuous recording at 25 fps with 500G byte HD.  
3. MJPEG compression. 
4. Power recovery auto-record function. 
5. 10.2" color LCD monitor.  
6. Available in NTSC & PAL system. 
7. Real time recording and compressing video signal.
8. Optional: 38KHz IR remote controller. 
9. Motion detection and video loss alarm function. 
10. Built in fixed HD rack. 
11. Recording mode: continuous, motion detection, sensor activated, time schedule. 
12. Option mouse unit. 
13. Desktop, ceilling mounting installation.			 
		
				
				
									Specifications: 
1. Model: L2834. 
2. Video input format: NTSC / PAL: BNC 4CH in / 1CH out (composite). 
3.  Display speed (quad mode) NTSC: 120fps (4 x 30fps), PAL: 100fps (4 x 25fps). 
4. Recording speed (quad mode) NTSC: max. 60fps, PAL: max. 50fps. 
5. Recording speed (each mode) NTSC: 3fps ~ max. 30fps, PAL: 3fps ~ max. 25fps adjustable (each mode). 
6. Compression method MJPEG: 12 - 20K bytes per frame. 
7. Video quality: low @ 12K bytes, normal @ 15K bytes, high @ 20K bytes. 
8. Hard disk capacity: up to 500G bytes, IDE or SATA interface HD x 1 LCD display 10.2" color LCD, 800 x 480, 300 : 1, 450 nit, view angle: 120°.
9. Recording time: 15 days continue recording at 25fps with 500GB HD. 
10. Recording mode continuous, motion detection, sensor activated, time schedule, sensors, alarm, 4 input, 1 output ( alarm), 2 pin for RS-485 control PTZ.
11. USB port for playback: yes. 
10. IR remote control unit: yes. 
11. Audio ( 2CH input / 1CH RCA out): wes. 
12. PS / 2 mouse: optional. 
13. Power supply: 100 ~ 240 VAC/ DC 12V, 5A ( adapter supplying). 
14. Dimensions (L x W x H) (not including bracket): 290 x 230 x 70mm.