Impact PRSMA-AT7-SH-3.5L Platinum Listen Only Earpiece with Straight Acoustic Tube and Knowles Armature speaker. 3.5mm right angle connector. 9 inch coiled cable (relaxed). This 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. Hardwired to Quick Disconnect (QD) Acoustic Tube. Anchored Kevlar reinforced coil cable. High-grade mini-transducer. 3-Year Manufacturer Warranty.