The Yamaha SB2X Silent Brass System offers a high-performance mute with an internal microphone. The mute features some new improvements that help it meet the needs of todays market. The disassembled body is a great advantage for travelling musicians as you can stack the halves together for a compact size. Although the mute is now much smaller and lighter improving balance when playing the muting efficiency is not disadvantaged. An adjustable rod allows players to reposition the mute head so they can achieve their desired pitch resonance and playing feel. Thanks to this new feature the mute can be used with a variety of bell sizes. The Yamaha SB2X silent brass pickup mute comes equipped with a cable owners manual stereo earphones and belt.