Best Auxiliary Input Car Stereos of 2026

The BOSS Audio Systems 616UAB Car Stereo is a single DIN LCD Bluetooth audio system with a built-in microphone, MP3/USB, aux-in, and AM/FM radio receiver. It features dimmable illumination for buttons and LCD display, updated dancing LED lights, and a mute function. You can answer/make calls and be hands-free with no distractions, play and control your music and apps like Spotify/Pandora wirelessly, and play music through your Bluetooth device or use the USB port. The auxiliary input is compatible with the audio output from smartphones and MP3 players. The USB port gives you the option to have a vast library of audio files at your fingertips. You can customize how you want to hear your music with the balance/fader/bass and treble, and control it all with the wireless remote control from inside or outside your vehicle.

The BOSS Audio Systems 750BRGB Car Stereo System is a single din head unit that comes with Bluetooth connectivity support, CD player, USB, AUX input, AM/FM radio receiver, and multi-color illumination. It also features a push-to-talk function that lets you use your Android or IOS assistant hands-free, and a built-in microphone to receive calls while driving. You can enjoy media playback through Bluetooth, CD player, or USB, and you can connect your MP3 player or smartphone via the auxiliary input. The unit also supports advanced Bluetooth profiles and provides front and rear pre-amp outputs to hook up your speakers.

The BOSS 611UAB Car Stereo is a single din multimedia system that allows for Bluetooth audio and hands-free calling. With a built-in microphone, you can answer and make calls while driving without distractions. This car stereo also allows you to play and control your music wirelessly through apps like Spotify and Pandora. In addition to Bluetooth, the 611UAB features media playback capabilities, including MP3 and WMA file formats, and AM/FM radio stations. It also includes an auxiliary input, making it compatible with most smartphones and MP3 players. With the USB port, you can have a vast library of audio files at your fingertips. The front and rear pre-amp outputs can hook up your speakers, while the 50 watts x 4 Max power ensures your speakers are well-powered.