The Skylink 838R Rolling Code Receiver generates a new code each time you activate the unit, and these codes will never be repeated. It works with most brands (99.99%) of garage door openers, and it beats "code grabber" so that nobody can steal or duplica
This item as been tested and is in Great Running Order. Has a few normal scuffs, but is in overall good Condition. An Amplifier or Amplified Speakers are needed to use this unit Power Cord Is Included.