1) In world least micro-DVR, hidden in a pen inside! A video recorded voice of the micro-DVR, is the World’s first pen-based video voice with the micro-DVR 2) High sensitivity of the microphone, in the 15 a square meters with in the clear voice can be recorded, high-definition camera effects, for the public security departments, such as court evidence to provide an effective guarantee. 3) Exquisite appearance, smooth ball-point pen to write capabilities that can replace the standard cartridge, durable environmental protection. 4) Apply to any computer with USB interface and other electronic equipment. 5) USB 2.0 standard interface, no drive, no external power supply. 6) Support Windows 98/98SE/ME/2000/XP/MAS OS/ Linux operating systems and automatic identification, install the driver, no need manually install (Windows 98 exception). 7) Video format for the CIF 640*480 of the AVI format 8) Read and write data faster: 900k/700k bytes / sec (with the speed of the host). 9) 150K pixels camera,Can photograph！ 10) In sets at the high-capacity lithium battery, can work for two hours.