Buy Genuine Product only through ND Enterprises. 
Demo Video is available on youtube https://www.youtube.com/watch?v=v2955vWd708

* This camera is a Substitute of DVR system solution. It has functions for video recording in built-in Micro SD-Card Slot (Card is not the part of listing), night vision and cycle recording.
* Simple operation, just insert a Micro-SD card, plug into a wall power socket, it will auto start video recording
* Circular recording, when storage (Micro SD-card) is full, new video file will replace the first one, second, third and so on, never worry about run out of storage. Files will be saved in 30mins per file
* Built-in infrared LEDs, 24 IR LEDs are built-in, clearly see objects in dark environment or at night time
* Using external storage media, support Micro SD-card, video files are stored inside, Max. support up to 32GB (Recommend to use Class4 Cards, Memory Card is not the part of package)
* A 16GB Micro SD-card can store upto 24hrs video files
* 3.6mm camera LEN by default, the viewing angle is around 68 degree
* To playback video, just take out the card plug it into computer (a card reader is included), recommend using VLC media player

Facts As per my Experience: 
1. Night Vision is not Excellent but Good with Reddish Color.
2. Motion Detection Facility is not so Good. Recommend not to use.
3. Record with Audio & Video. Audio is very good.
4. There is no better quality Camera available in the world with Memory Card Slot.

Warranty: Six Months Warranty on Manufacturing Defect! Buy Genuine Product only through ND Enterprises

Package Contains:
1 x ZVision USB Port CCTV with Memory Card Slot Recording
1 x USB Power Adapter
1 x User Manual
1 x Card Reader