Intended to operate up to 6 devices inside 1 or 2 compartments of a closed (TV) cabinet, using your own remote control. Works with virtually all brands and models and is suitable for new infrared code formats (such as RC-MM), which are used in many new HD devices and digital TV decoders. Best filtering technology in the market, developed and tested for all European TV decoder providers Due to advanced filtering techniques, impervious to use near flat screen TVs (LCD, LED) and with indirect sunlight. With the exception of the tiny infrared receiver, the complete set can be placed completely out of sight. Works on USB mains power (adapter included) or can be connected to a free USB port on one of your audio visual devices.