One of the newest and most useful of all automobile innovations is the in car satellite navigation system. This is ideal for people who travel a lot, or those who have difficulty remembering directions. Also called Global Positioning System or GPS, in car satellite navigation may feature vocal commands and a full color interactive map screen. There are a variety of features to different in car satellite navigation systems, one example is the Pioneer Electronics GPS.

Pioneer is a leader in the car audio industry, now they have an excellent global positioning system to go along with their collection. The in car satellite navigation systems by Pioneer range in price from $1099 to $1599 when purchased new.

A 2 channel car amp is an amplifier that boosts the amplification schedule to two speakers. Usually, this type of car audio equipment features two one-channel amps in a box. The two amps affect the left and right speaker. To understand more about this, you should know a channel is a power combination and signal made for a particular speaker. Your average stereo has a left and right speaker, as well as a left and right channel. This is for simple car audio systems and more channels may be involved for the variety of different speaker types.

Some of the different kinds of speakers include the subwoofer, woofer, tweeter, midrange and more. These speakers provide a higher sound quality and allow for a surround sound effect. Each one of these speaker types would have a different channel so a simple 2 channel car amp would not suffice.