Standard

• Most basic models of Mitsubishi vehicles have a standard 140-watt CD and MP3 player. The unit utilizes a digital signal processor and is equipped with equalizer control. Four speakers are part of the standard package, which also features speed compensation for volume and equalization.
  
  

Upgrade

• The majority of 2011 Mitsubishi car audio systems carry the option of upgrading to a Rockford-Fosgate Punch system. This unit outputs a maximum of 710 watts and features nine speakers and a 10-inch subwoofer in the trunk.
  
  

Endeavor, Eclipse, Spyder

• The standard audio system for the 2011 Mitsubishi Endeavor is a 360-watt Rockford Acoustic Design system with an 8-inch subwoofer, nine speakers and a six-CD and MP3 player. The 2011 Mitsubishi Eclipse audio systems are upgradable to a 650-watt Rockford unit with 8-inch subwoofer and nine speakers. The 650-watt Rockford system is standard with Eclipse Spyder vehicles.