ASSA’s C4 CLIQ system provides an audit trail through electronic keys and cylinders in conventional door hardware. C4 CLIQ Remote keys can be programmed anywhere in the world through an internet connection. These keys will operate ASSA HS mechanical cylinders as well as C4 CLIQ cylinders. A 1,000 event audit trail is retrievable from the CLIQ cylinder by C4 CLIQ keys powered by standard watch batteries.