Includes radio input button, noise-canceling microphone with visor clip, control button, wiring harness. Vehicles with different antenna connectors will require antenna adapters. Adds Bluetooth to any vehicle with an FM radio. Streams music from iPhone or Android smartphone through vehicle's sound system. Installs behind the dash. Low profile dash mountable button controls music streaming, answering calls and voice recognition. 3.5 mm. audio output connects to vehicle's aux audio input for optimum sound quality. Motorola style antenna connection allows installation into any radio with standard FM connector antenna, even 12V amplified antenna systems. Warranty: One year.