USB CCTV Camera Without DVR

We are offering usb cctv camera without dvr.* 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 8gb (recommend using good quality cards, and the machine does not include a card by default)
* a 8gb 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: three months warranty on manufacturing defect by bhardwaj it hub!
package contains:
1 x usb port cctv with memory card slot recording
1 x usb power adapter
1 x user manual
1 x card reader