The Alpine CDE-172BT Bluetooth CD Car Stereo Receiver is a high-quality in-dash unit designed for car audio systems. With its 1 DIN unit size, detachable face, auxiliary input, Bluetooth capability, and compatibility with Pandora and SiriusXM, this receiver offers a wide range of features to enhance your driving experience. The included remote control adds convenience for adjusting settings while on the road. Whether you're looking to upgrade your current car stereo or add some new tech to your vehicle, the Alpine CDE-172BT is a great choice for audiophiles seeking a reliable and user-friendly system.