The OL4-HD pen is a special device used for surveillance. It has 3 functions: it's a pen, an IC recorder and a camera. The 4GB memory device allows you to record about 5 hours of video at a resolution of 600x480 in AVI format. The Built-in battery provides 3 hours of continuous work in the recording mode. To read the recorded data, simply connect the pen to the computer via USB. You won't need any additional drivers! The built-in camera with a diameter of 3 millimeters won't catch anybody's attention. You will now be able to make notes of the conference and record everything around you simultaneously. 
 

- Video Recording
- Video Compression: AVI format 600 x 480 Pixels
- Built-in 4GB flash memory
- Video File Size > 500kb per minute
- USB connection
- Lithium-Ion Battery
- up to 5 hours of recording time
- 3 hours of battery life
- Dimensions (L x W x H) 150mm x 15mm x 15mm
- Weight: 30g
- The diameter of the camera: 3mm