ENTR Smart Lock Key Free. Be Free ENTR is the intelligent locking solution you’ve been waiting for. ENTR offers a key-free solution transforming your front door into a smart door. Eliminating the need for keys and giving you access from your smartphone or tablet, fingerprint reader, touchpad or remote control. With the protection of a mechanical cylinder and the convenience of advanced technology, ENTR provides you with security and options without compromising on performance. Solution Highlights: Secure,encrypted wireless communication between system elements Easy to install, maintain and use - no drilling or wiring ideal for most door types and sizes Lock can be opened or closed remotely from your smartphone Battery operated - not dependent on power or cables Automatic locking when door is shut Powerful, eco-friendly rechargeable batteries with wired or wired-free charger For more information visit our Support page or download the ENTR brochure here.