Cabriolet n. : A one-horse carriage with two seats and a calash top.

Example:
How to install an amp in a 1996 Audi Cabriolet?

Taxonomy
convertible, roof, retractable hardtop, tonneau cover, hardtop, detachable, rear window, textile, models, car, vinyl, glass, The New York Times, designs, vehicle, power, soft top, foldable.

Defination from the web:
Cabriolet (carriage) ... Hard-tops are marketed under the terms coupé cabriolet, coupé convertible or simply retractable hardtop, while two-seaters more commonly use coupé roadster/roadster coupé. ...