21. 6. 2022 The last phase of audio system testing... Original 1920px ... takes place during the test drive on the testing polygon. Additional info Original 1920px Original 1920px File type: JPGFile size: 13 MBDimensions: 6000 × 4000 pxPublished: 21. 6. 2022 Related article: How are cars set up for music and phone calls?