Metra Electronics AXVI-1785 Features:

Mercedes 2001-2004 Base Interface. This interface will Provide accessory power (12-volt 10-amp) and Retain R.A.P. (Retained Accessory Power) for an aftermarket radio that is lost when the OEM radio is removed. It will also provide navigation outputs (reverse/parking brake/vehicle speed sense). Harness is prewired for the AXSWC (AXSWC sold separately) which retains the OEm steering wheel controls (Aftermarket radio must be SWC capable). Used in non-amplified systems or when replacing amplified systems

Provides Accessory Power - 12-Volt 10-Amp
• Retains R.A.P. - Retained Accessory Power
• Used In Non-Amped Systems Or When Replacing Amplified Systems
• Provides NAV Outputs - Parking Brake/Reverse And Speed Sense
• Pre-Wired AXSWC Harness - AXSWC Sold Separately
• High-Level Speaker Input
• Micro-B USB Updatable