Based on this product's specifications, here are some alternatives and similar models
Headset microphone Bitmat DNA LM-09B — over-ear/head-worn, beige
Summary description:
Bitmat DNA LM-09B is a head-worn headset microphone in beige designed for hands-free voice capture. As a headset-style microphone, it mounts over the ear or around the head to keep the capsule close to the mouth, providing stable pickup for presentations, lectures, broadcasting, online meetings and stage use. The model is identified by MPN/EAN 5908249820630.