ISV Co., Ltd was founded in April, 1998 and its main business is developing products for wireless communications, has the advanced technologies in the field of Digital Spread Spectrum way of RF and its applications, and has been developing various competitive products based on rich experiences in the application field of wireless pen mouse, wireless telephone, wireless microphone, wireless stress system, DSP and etc.The wireless pen mouse has got various patents and been improving in its quality. It was launched as i-pen Pro which was the first generation of wireless pen mouse, and then as the second generation, I-pen Pro II with much upgraded functions and improved sensitivity in 2006.In 2007, we have integrated our advanced wireless technology with the optics technology and developed and launched the third generation of Love Letter that is a true pen-type input device.Under the concept of Better world, More convenient, Simpler, we are doing our best to expand and enhance all our technologies and business capacity to be a special company of information Communication in the age of digital civilization through continual investment and research and development in the field of future wireless and information communication based on the accumulated technologies that all our staffs have.