Research has proven that directional microphones improve speech understanding in many different types of noisy situations . siemens is the only company currently able to offer trimic 研究显示，方向性麦克风有助听障者在吵杂环境中的理解能力，西门子推出的trimic
2.
Ushers in a whole new dimension for hearing impaired people . this new hearing system offers superb sound quality efforts and improves speech understanding in noise . triano 3 is the world s first digital hearing instrument equipped with trimic 的发明，为听障者开辟了新领域，因为这项崭新产品不仅大大提升听觉的功能，并有效地排除不必要的噪音，大幅提升听觉上的舒适度。
