Pen: Have you imagine such an amazing pen? A pen with recording voice and video function. Built-in the smallest micro DVR in the world inside, this pen can never be just used to write smoothly, it is also endowed with the function of recording video and voice. That is, it is the worlds first pen-based video micro DVR with such functions.High sensitivity of the microphone recording the clear voice in the 15 square meters, coupled with high-definition camera effects enable this pen t (more…)