iDatalink Maestro ACC-USB1 USB Adapter The USB1 converts the factory USB port cable into standard full size male USB so it can be plugged into an aftermarket radio. General Features: Use this Maestro USB1 cable when adding an aftermarket radio to your vehicle. It converts the standard factory cable to a full-size male USB connector. Compatible with most aftermarket stereos for perfect fit and proper use. Connects two USB-enabled components and converts factory USB cable port into standard full-size male USB so it can be plugged into aftermarket stereos. Copper wires with plastic plugs for long-lasting use. Weather-resistant design along with resistance to rust and corrosion for use even in harsh conditions. Warning: This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to P65Warnings.ca.