Sweet Tones musician's earpiece

Reduces all frequencies equally by 9dB, 15dB or 25dB with corresponding flat attenuation filters. They are designed for musicians who want to hear sound without distortion, but with less volume.

These can be purchased with a combination of any two filters (9dB, 15dB, 25dB) which can be switched to match the need.

ER 9: Flat 9dB sound reduction through the mid-range.

Only compatible with ER20 only (Filter)