ER-9 provides 9 dB flat attenuation.
ER-15 provides 15 dB flat attenuation.
ER-25 provides 25 dB flat attenuation.
Interchangeable-same molds can use either attenuator.Sold in pairs.
For RUSH orders please contact Customer Service as shipping rates will vary due to location, timeline and weight.1-800-336-5719
