PAC Audio Pac Audio RadioPRO Advanced Interface For General Motors Vehicles

OnStar Retention; Steering Wheel Control Retention; Warning Chimes Through Sound System Or External Speaker; Bose Amplifier Retention (Standard And Premium); Premium Bose Amplifier Adjustments (Gain, Bass, Mid, Treble); Real-Time Audio Fade; Rear-Seat Entertainment System Retention; USB Updatable; Black Finish