It is fit for high noise working environment. It is an successful example of ours. All of the testing results can be considered as perfect. Inside noise is 120dB(A), outside noise is 80dB(A) with agile structure and beautiful appearance. The soundproof room takes enclsoed person selected design, with forms of fixed and movable. It has the major advantages as sound insulation, soundproof and sound killing. Also it can be installed with infeed and outfeed tunnels to allow fresh air, water, light and enough visibility. Its doors and windows can be made according to customers' demand to protect the gap or leaking of sound. It is high sound insulation quantity, temperature keep feature, dust prevent, light-weighted. The effect of the room would reduce the noise by 20-50dB(A). It is easy installed and can be cleaned when you needed for it can be taken down by pieces. And it can make with R.F. shielding to prevent the electronic signals. We supply the after-sale service.