Our top pick is the Pioneer DEH-S1100UB single-DIN CD player stereo that comes with a wealth of features, including bass boost and innovative volume control. This device was designed to work with android phones and the ARC app by Pioneer. It can play back MP3 and flac files from USB. The DEH-S1100UB includes a wireless remote control and has a front panel with a large rotary volume control. The base dynamic enhancer system is activated with the touch of a button. This product is for car owners who are on the hunt for an affordable stereo upgrade that ticks all the essential boxes.