Features: *BT-compatible 5.0 version, high-speed transmission without distortion, sound quality up to high-definition standards. *The car-compatible music player has wireless music transmission function. *If you use compatible transmission, you can say goodbye to messy cables *This product is designed for various models. It is equipped with different connector connections according to the reserved interface behind the car unit. The product uses a wide voltage input range to adapt to different use environments. Specification: *Compatible version: 5.0 (compatible with the following versions) *Product voltage: 5-12V *Material: ABS *Color: black *Installation type: Direct replacement Fitment: for Saab 9-3 9-5 Before connecting to the mobile phone, you need to press the button to CD AUX or select the AUX mode on the meter. The host panel with headphones cannot be used Package content: 1x Audio Receiver Note: 1. The actual color of the item may be slightly different from the pictures shown on the website due to many factors such as monitor brightness and screen brightness. 2. Please allow a slight manual measurement deviation for the data.