Electrical connections

Speaker wiring notes

Follow the above wiring diagram to install the head unit with new or existing speakers.

￿￿This unit is designed for use with four (4) speakers with an impedance between 4 Ohms to 8 Ohms.

￿￿An impedance load of less than 4 Ohms could damage the unit.

￿￿Never bridge or combine the speaker wire outputs. When not using four speakers, use electrical tape to tape the ends of the unused speaker outputs to prevent a short circuit.

￿￿Never ground the negative speaker terminals to chassis ground.

Connection scheme:

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SoundMax SM-CMD2021 instruction manual Electrical connections Speaker wiring notes, Connection scheme

SM-CMD2021 specifications

The SoundMax SM-CMD2021 is an innovative car multimedia player designed to enhance your in-car entertainment experience. With its sleek design and advanced features, the SM-CMD2021 stands out in the crowded market of automotive audio systems.

One of the most notable features of the SoundMax SM-CMD2021 is its compatibility with various media formats. It supports USB, SD card, and AUX inputs, allowing users to play their favorite music from multiple sources. The player can handle MP3, WMA, and WAV files, ensuring a versatile listening experience. The ability to connect devices via Bluetooth also allows for seamless streaming from smartphones and tablets, enabling hands-free calls and convenient access to your favorite playlists.

Sound quality is paramount in car audio systems, and the SM-CMD2021 does not disappoint. It utilizes advanced audio processing technologies to provide clear, rich sound. With a built-in equalizer, users can customize sound settings according to their preferences, ensuring an optimal listening experience for all genres of music. The player is equipped with sufficiently powerful amplification to drive speakers effectively, providing depth and clarity even at higher volume levels.

The design of the SM-CMD2021 emphasizes user-friendly controls and interface. The bright, easy-to-read display provides clear visibility of track information and settings. Intuitive buttons and a responsive touchscreen interface make navigation straightforward, minimizing distractions while driving. Additionally, the player features a remote control for added convenience, allowing users to change tracks or adjust settings without having to reach for the unit.

Another standout characteristic of the SoundMax SM-CMD2021 is its robust connectivity options. The player is designed to integrate seamlessly with various car models, making installation a breeze. The unit supports multiple languages, catering to a diverse range of users. Furthermore, it comes with a built-in FM tuner, enabling users to easily access local radio stations.

In summary, the SoundMax SM-CMD2021 is a feature-rich multimedia player that elevates the in-car audio experience. Its compatibility with multiple media formats, advanced sound processing capabilities, and user-friendly interface make it a top choice for car enthusiasts looking for quality and convenience. Whether you're commuting to work or embarking on a road trip, the SM-CMD2021 promises to keep you entertained with outstanding sound quality and versatility.