Abstract: An audio set includes a main body which is positionable behind a dash board of a car, a nose piece which extends through the dash board and a trim plate which is positionable in front of the dash board. The set also includes a function box which fits within and is removable from a recess. The set also includes a contact block assembly which includes a connector pin for electrically connecting the function box to an electrical component within the main body when the function box is located within the recess. The pin is covered and protected when the function box is removed from the recess.

Abstract: A separable car audio set for antitheft includes a control box, a face plate, a frame and a contact block assembly between the face plate and the frame. The face plate has a concave well in and from which the control box is easily received and separated. When it is desired top protect the audio set from theft during parking the control box will be easily removed from the concave well of the face plate without separating the whole audio set from a vehicle.