Inner Acoustic Foam Technology with Artificial Rabbit Fur Outer Airtight rubber base for 360-degree wind protection Reduces wind noise by 24dB to 40dB Minimal high-frequency loss Fitted for Zoom H4n, H5, H6, Tascam DR-100 MKII & Sony PCM-D50 Portable Digital Recorders All Parts Covered by a 1 Year Warranty with support based in the U.S.A. The Movo WS-R30 is a professional furry windscreen, designed for portable digital recorders - Zoom H4n, H5, H6, Tascam DR-40, DR-100 MKII, Sony PCM-50, etc. It features our unique inner acoustic foam technology with artificial rabbit fur and airtight rubber base for complete 360º protection. The WS-R30 windscreen reduces wind and other low-frequency noise by 24dB to 40dB with minimal high-frequency loss.