Metra CHTO-02 Select Chrysler/Dodge 2002-2008 Amp Data Interface (Excludes 2005 Dodge Ram) Provides accessory (12-volt 10-amp) Retains R.A.Tpu (retained accessory power) Used in amplified systems Provides nav outputs (parking Brake/ reverse/ Mute/ speed sense) Includes prewired aswc-1 harness (aswc-1 not included)