1. Material: sponge
2. The aperture of the wind screen: 134 mm
3. Mountable microphone shell aperture: 55-75 mm
4. Efficiently filter environmental noise to prevent reflection of recorded sound
5. Optimize the human voice and reduce external noise
6. Five-sided closed design, effectively reducing noise in different directions
7. Size: 20x18 cm
8. Weight: about 122g
9. Only windshield, no other items