Immediately ready for use, as the code for the most common Sony TVs is already preset. Additional codes for less common Sony models can be set. Manufacturer-specific special keys incl. learning function for learning additional functions. With Simple Mode function: The range of functions of this remote control can be limited to essential functions, so TV settings can not be changed accidentally, application e.g. in hotels or for seniors. Ergonomic main buttons (volume control and program selection). Luminescent keys (number field and main keys self-luminous). Function LED, 52 keys in total.