The Bold Elite SX-33 is an intelligent door lock designed for modern homeowners and small business owners seeking secure, keyless access control. This sleek cylinder lock features a brass finish and stainless steel construction with a cylinder size of 30/35 mm. Based on the established Bold SX series, this model incorporates user-driven enhancements for reliable security and ease of use. The lock allows for remote monitoring of the door status with notifications for locking and unlocking. It includes tamper detection that alerts users to suspicious activities such as knocking or attempted break-ins. The night alarm function notifies when doors remain unlocked overnight, while the exit alarm reminds users to secure the doors when leaving. The automatic unlocking feature opens doors automatically, which is convenient during hectic moments or when hands are full. For business applications, the system simplifies employee management through temporary or permanent access permissions managed via the companion app. The Bold Elite is Matter-ready for integration into leading smart home ecosystems. Installation is designed for simplicity with included length adapters, installation tools, and comprehensive instructions. It is powered by a CR123A battery with an approximate lifespan of three years. The package includes a Bold Elite SX-33 brass cylinder, a CR123A battery, three length adapters, installation tools, cylinder mounting bolts, motor mounting screws, and an installation manual. This smart lock combines Dutch design aesthetics with practical security functionality for residential and commercial applications.