Speaker SaberDiscover the Knob Saber, the perfect balance between elegant design and superior performance. Its matte black body conveys authority and sophistication, ideal for duelists and performers who want to stand out. With the addition of the optional knob equipped with a 40 mm speaker, every ignition and strike resonates with power and clarity, even in the noisiest events. A deeper sound, a stronger impact, a presence impossible to ignore.