Bulls Dartboard Silencer – Noise Reduction. The Bulls Dartboard Silencer, perfect for the players who want to prevent noise complaints from their neighbours. This easy to install system is compatible to all dartboards, surrounds, and light systems. Noise reduction – one of the most common problems with having a dartboard at home is the noise on the other side of the wall. This new Bulls Dartboard Silencer is the perfect solution for this. The Silencer reduces sounds up to 30dB. Assembly – The Bulls Dartboard Silencer comes with 4 screws for the assembly on the wall, other than that it also comes with the Bulls U Bracket that can be used for mounting the Dartboard on the Silencer.