It can remove more than 90% of the background noise

AUDI A4 Allroad 2010-2016

Length : 101mm/4"

Foam Air Filter Cleaner Element Replacement Fit For Yamaha 2007-2015 Grizzly 700 & Grizzly 550

Fit for EZ-GO Gas TXT G5 2008-2012

For HYT PD415 PD500 PD505 6-Pin U94 PTT 7.1mm Big Plug Tactical Throat Headset BMW Car Transfer Cases It can remove more than1. Type: PD500 TC700 U94 PTT 2. For: Walkie Talkie Headset 3. Material: Plastic 4. Designed for active combat and high noise applications. 5. The PTT assembly interfaces low impedance headsets and flight helmets with PRC radios. Type: 7. 1mm Big Plug Tactical Adjustable Throat Microphone Vacuum Tube Transmission Earphone 1. Adjustable Throat Earphone,It can be adjusted according to your neck length. 2. The voice control function of the headset