Check the listing for details. sE Electronics Reflexion Filter X Portable Vocal Booth. Color: Black, Condition: New. Listed at 99.00 USD. Transform Your Home Studio with Reflexion Filter Technology Boasting the same multilayer Reflexion Filter design as sE Electronics' flagship RF Pro, the RF-X offers home and project studios an excellent, value-laden entry point into an industry-standard technology. This exceptional portable vocal booth allows you to capture studio-quality recordings anywhere, effectively eliminating the room's acoustics from the equation. Best of all, the RF-X's proprietary 4-layer design filters frequencies evenly across the entire spectrum, ensuring zero sonic coloration. Additionally, its mounting clamp provides complete control over the distance and height relative to your microphone, allowing for perfect positioning and optimal sound.