The HD-3000-II, the next generation of the HD-3000, is an economic solution designed for transmission of Dual 3G/HD/SD/ASI TV signals over fiber optic cable. Stand alone or rack mount configurations simplify mounting. Below are all the inter-operable version of the HD-3000-II. With an OLED display and menu drivin configuration, the HD-3000-II is a far superior and more versatile solution to so many competitors. All at a very aggressive price point.