OPTICOM, DVR, models:

4 CHANNELS MPEG-4 DIGITAL VIDEO RECORDER - V 1.2	Instruction Manual
DIGITAL VIDEO RECORDER 2 - V 1.3	Operation Manual
KD4 -	Specifications
LX-1600	Manual
OWB-1600 -	Datasheet
OWB-1605	User Manual
OWE-1600 -	Datasheet
OWE-900 -	Datasheet
OWL-400 -	Datasheet
OWL-900 -	Datasheet
OWM-400 -	Datasheet
OWM-402	Datasheet
SDVR 1600	User Manual
SVD-2404A	User Manual
Vista "L"ite Series DVR	User Manual