Speakers are required to hear sound generated by a sound card. Speakers should be bought with a built-in amplifier for strengthening the audio signal and get improved performance. Speakers can be mounted on dash, door or any other location in a vehicle depending on the location a person wants to install it.

Category of Speakers
Broadly, speakers are classified into two categories:

• Factory Car Speakers are designed in way to be cost effective but does not produce great sound.
• Aftermarket Car Speakers employ the latest speaker technology and provide high quality sound.

Materials used for car Speakers
Aftermarket speakers utilize the latest speaker technology and are made from hi-tech materials. Some of them are:

• Mylar
• Aramid
• Silk
• Aluminium

Types of car Speaker
Car speakers are sold in two main types:

• Full-range speakers
  Full range speakers come in 2, 3 or 4-way. Full-range speakers are of the following types:
  • A 2-way Speaker is the most common of all the full-range speakers and helps to upgrade a vehicle's factory speakers. A 2-way speaker comprises of a tweeter, which produces high frequency and is mounted in front of a woofer that produces low frequency. Tweeters deliver incredible sound.
  • 3-way Speakers add another driver that generally handles the midranges. Mid-range and mid-bass drivers offer more snap to the sound quality.
  • 4-way Speakers add a super-tweeter for extended high frequency reproduction.
• Component Speakers
  • Component speakers are usually sold as a set consisting of four individual speakers, two woofers and two cross overs, with crossovers. All are available as separate components and when mounted produces great sound effect.
  • Component speakers offer greater musical detail and clarity as compared to most full-range speakers.

There are some other type of speakers available in the market. They are:

• Horn Loaded Compression Drivers
  These speakers offer high efficiency and low distortion for the greatest audible sound quality.
• Box Speaker System
  These speaker boxes deliver full-range sound in car or truck. They are a good option if one cannot install new speakers in the vehicle.

Installation of Car Speakers
Installation of car speakers varies depending of type of speaker to be installed. Likewise, full-range speakers are generally easy to install whereas, component speakers are little difficult to install. All type of speakers consist of the following accessories:

• Speaker wire
• Connectors
• Baffles
• Necessary tools