ATTENTION:comes as seen in photos thank you The Sonew GSM Gate Door Opener by bamfive is a reliable home security access control alarm system that allows for remote access. This unit from the United Kingdom offers GSM connectivity and is compatible with all smart home systems. The smart home protocol is universal, making it easy to integrate into any existing setup. With its male plug design, this product is a convenient and secure addition to any home needing enhanced surveillance and access control.