The Superlux D401S is an omnidirectional dynamic microphone with the following features: 1. Omnidirectional pickup pattern, no sound staining or frequency response affected. 2. Multiple shock-mount system effectively reduces external handheld noise. 3. Graceful streamlined appearance, comfortable hand feeling, wonderful vision and stronger protection against wind noise. 4. Axisymmetric sensitivity omnidirectional, balanced and clear sound reproduction. 5. Low impedance, high dynamics. 6. 360-degree sound pickup, long-term use without weakening the output signal intensity. 7. Reinforced metal mesh cover, firm cast microphone body, anti-collision and wear-resistant structure. 8. ON/OFF mute control switch. 9. Widely used in on-site interviews, speech recording, communications, language teaching and other voice systems.