The MXL RF-100 Reflection Filter is a lightweight portable device designed to minimize unwanted room ambiance and reflections in difficult environments. Utilizing a unique five panel design constructed with high quality metal and acoustic foam, the MXL RF-100 features two alternative mounting methods and is suitable for use on both straight and boom type microphone stands. The RF-100 will effectively give the “dry” vocal sound even in rooms with awkward reflections. Perfect for use in studio recording, personal recording, and other similar situations where it is required to isolate the microphone from ambient noise. Dimensions: (W) 400mm x (H) 320mm x (D) 260mmFive Panel design, with adjustable outer panels for both easy transportation and simple fine tuning