| Clifford Interior Movement Sensor - Ultrasonic Sensor Call Gibby’s Audio Video today at 1-877-761-6354 to order. We ship anywhere in North America. Low Low Shipping Rates. Call today for a Shipping Quote. Hrs: Mon – Fri: 10 am – 9pm, Sat: 10am – 6pm, Sun: 12pm – 5 pm (Eastern Standard Time) The Ultrasonic Sensor is used to provide coverage of a vehicle’s interior cabin area. The sensor detects movement inside the vehicle by sensing air disturbance. They should trigger the alarm if a thief has gained access to the interior of your vehicle. |