The Silent Brass System consists of the ST9 module and mute.

The new improved ST9 personal studio has been reduced in size and weight, approximately 1/4th that of the previous model. It has a tiny amplifier which offers choice of clean sound or reverb/echo enhanced sound. Its lets you hear your owm playing at the volume you are accustomed to while others hear only the practice mute. The Aux IN is direct line-in for playing with CD's or other recordings.

The Silent Brass System consists of the ST9 module and practice mute.

The newly improved ST9 Personal Studio has been reduced in size and weight to approximately 1/4th that of the earlier version. It has tiny amplifier which offers a choice of clean or reverb enhanced sound. It lets you hear your own playing at the volume you are accustomed to while other hear only the practice mute. The Aux-In is a direct line in for playing along with CD's or other recordings.

The Silent Brass System consists of the ST9 module and pickup practice mute.

The new improved ST9 Personal Studio has been reduced in size and weight to approximately 1/4th that of the earlier version. It has a tiny amplifier which offers a choice of clean or reverb enhanced sound. Its lets you hear your playing at a volume you are accostomed to while others hear only the practice mute. The Aux-In is a direct line in for playing along with CD's or other recordings.