Impact Platinum 3.5mm Threaded Listen Only Earpiece with Acoustic Tube Leather Superior machining tolerances all-steel construction

Superior machining tolerances all-steel construction and premium finish define this swivel

1/8" BSPP female threads on the other end

According to independent testing

Whines and even fawn distress

Impact Platinum 3.5mm Threaded Listen Only Earpiece with Acoustic Tube Leather Superior machining tolerances all-steel constructionThis is a professional grade listen only kit to use with your Impact or other brand speaker microphones. This earpiece is the ideal solution for the professional user who can't afford anything less than the best! Used by thousands of law enforcement agencies, security companies, casinos, and hotels worldwide. 3. 5mm THREADED Connector Regular 18" (at rest) with coil Hardwired to Quick Disconnect (QD) Acoustic Tube Anchored Kevlar reinforced coil cable