I purchased a full system. The navigation with blue tooth, two headrest, alarm, and two amps. Maz gave me the best price and the best service. I was very pleased with the respect they gave me I went back and had work done on my wifes car. My wifes car had the alarm/engine start, and dvd system put in. I was equelly impressed by the knowledgable technician Cali, who did the work on mine and my wifes car. Cali did and excellent job. The work he did is very clean and neat. Very professional!!! Will return
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