design cup shape, more delicate experience and simple installation. This product is steering wheel controller, which is not a remote controller. upgrade Cup shape design, button with bright light, more smooth Contact feeling, and easy to install. This product can support all the following functions: volume increase/ decrease, Bluetooth car phone dial/up, up/down, etc. Support all function such as (Vol+/-, Mode, Bluetooth phone, Pre/Next etc.) Specification: Size: As shown Colour: Black Material: ABS Package Contents: 1 * Steering Wheel Control Button 1 * receiver 1 * manual Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.