3MTM PeltorTM HearPlugsTM Listen-Only Earpiece
• Available with reusable (NRR 21 dB) or disposable (NRR 29 dB) plugs
• HearPlugs Unique plug with hole allows radio transmissions to pass through & be heard clearly
• Soft, medical grade accoustic tube comfortably wraps around behind the ear for a universal fit
• HearPlugs Plugs into radio lapel speaker microphones with an audio accessory jack
• NRR 29 with disposable foam earplugs
• NRR 21 with reusable three-flange rubber earplugs