An adapting device for attaching a strap, with an aperture, loop, ring or similar opening at or near the end, to a combination end pin / electrical output jack or other attachment point on the object, and a retaining device to secure the strap and adapting device thereon. The adapting device being of a flexible, semi-flexible, semi-rigid or rigid material folded (or formed) over upon itself with apertures of suitable size to fit over the combination end pin / electrical output jack or other attachment point. The adapting device is secured through the aperture, loop, ring or other opening at or near the end of the strap. The retaining device being a flat, flexible, semi-flexible, or semi-rigid material with a slotted opening suitable to engage the combination end pin / electrical output jack or other attachment point on the object with the adapting device or a properly fitting strap situated and held between the object and the retaining device.