Alpine HDS-990 Hi-Res Audio Head Unit | 192kHz/24Bit | 6-Ch DSP ControllerAlpine HDS 990 Hi Res Audio Head Unit for the Alpine Status System The Alpine HDS 990 is the definitive source unit for audiophiles building a reference grade in car audio system. Designed as the command centre of the Alpine Status ecosystem, the HDS 990 brings Hi Res Audio playback at 192kHz 24Bit both wired and wireless into your vehicle with a level of control and flexibility that no conventional head unit can match. Its ingenious hide away black