This control module for radio phone is compatible with several Volvo models, including 20452398, 20452388, 20452371, 20575369, 20730612, 20877144, 20975058, 21143243, and 21911107. The unit is made from a durable black plastic material. It features a front panel equipped with multiple functional buttons, including numeric keys from 0 to 9, call and end call buttons, as well as other buttons for navigation and settings. The dimensions of the product are visible next to a 20 cm ruler, providing a clear idea of the size and proportions of the module.