A tapered rear edge layer overlaps the masking layer to balance light transmittance and make the display border nearly invisible.
Integrated conductor paths electrically check housing integrity to signal defects automatically, reducing manual inspection labor.
Segmenting the housing isolates the absorption body from sensitive electronics, resolving the trade-off between compact volume and reliable moisture protection.
Sliding arms with elastic engagement replace screw fastening, cutting maintenance time.
Separate control knob shafts and adjustable brackets enable a retrofit radio to fit diverse dashboard configurations without complex structural changes.