Encore Blind-Spot Detection & Assist System - BSD4W (White) Universal Premium Upgraded Aftermarket Blind Spot Detection Assist System w/ 4 Paintable Flush Mount Sensors (Front and Rear) ULTIMATE DETECTION SYSTEM: Comes with 4 premium OEM flush mount paintable blind spot sensors (2 front, 2 rear) with anti-false trigger technology and adjustable sensitivity. IMPROVED PERFORMANCE: Utilizing a new algorithm, this blind spot detection system is able to determine when a vehicle is in an actual blind spot rather than simply alerting you every time a vehicle is next to you in addition to identifying stationary objects (parked cars, curbs etc). VISUAL & AUDIBLE ASSIST: System comes with 2 in-car LED indicators for visual alerts and an alarm unit for audible warnings whenever you activate your turn signal. System uses sonar technology to provide warnings in less than 120 ms. EXTENDED RANGE: Capable of detecting objects in your blindspot within 10 feet. UNIVERSAL COMPATIBILITY: System installs in virtually any modern vehicle using a 12V electrical system.