I wouldn't put a high-end stereo in your car in this neighborhood.
High-end refers to the best and generally most expensive of a class of goods or services. For example, high-end audio refers to audio equipment that is designed to be the best it can be, regardless of price
High-end products, especially electronic products, are the most expensive of their kind. high-end personal computers and computer workstations. relating to products or services that are more expensive and of better quality than other products of the same type