Based on this product's specifications, here are some alternatives and similar models
Key Tag Card electro base MF-3802K — Mifare 1 contactless access token
Summary description:
Key Tag Card electro base MF-3802K is a compact Mifare 1 contactless access token designed for secure identification and access control. The Key Tag format offers easy attachment to keyrings and everyday portability. Suitable for door entry systems, time attendance, and facility management, it provides fast read performance and convenient handling for users and administrators.