Embedded design with latest chipset for good stability Modified MJPEG compress mode, which can supply image clear as DVD Auto returns to the Original Operation when Power Recovers from Failure. Support full real time recording or non-real time to increase recording time Support manually recording, preset recording, and sensor recording, etc. Three record quality selection: Normal, Low, High Support continuous recording and auto-overwrite or voice prompt to change HDD if it is set as non-auto overwrite A 120G HDD can be used to record 90~2250 hours 3 grade for fast forward play back speed level English & Chinese user interface 4 video input, 1 video AV output, 1 S-video output 4 sensor input, 1 alarm output Password is required when delete HDD data and set time Support USB 2.0 interface, you can playback and backup in PC easily. Price Condition FOB Shenzhen Origin China Material Metal Size 50 x 33 x 12 Centimeters Delivery lead time 15 Minimum order 10 Supply ability 2000