This USB pen DVR uses the new technique enables it working under low illumination conditions, and it has an additional function to work as web camera

Specification:

Memory: 4 GB

Synchronous video/audio

Resolution: 640*480

Can use a webcam

Typical microphone range: 3m

File formats: MP4-AVI

Sensor: CMOS motion sensor

Power source: internal rechargable Li-battery

Accessories: User manual, Driver CD, bracket, portable easy-charge