The Siedle EKC600-0/03 Electronic-Key-Card is an innovative solution for access systems that functions as both a key card and a chip key. This key card is specially designed for use with the ELM 600 and ELM 611 electronic key reader modules and offers a user-friendly way of controlling access to secure areas. With a maximum capacity of 500 users and the ability to manage up to 99 keys, this product is ideal for both residential and commercial applications. The Electronic-Key-Card is robust and offers a high protection rating of IP68, making it particularly resistant to environmental influences. It does not require an external power source and is therefore easy to handle and install. This key card is a practical and secure tool for modern access systems.