The H43 Rubberized Behind the Head (BTH) 2-Way Radio Headset, designed with 2-way dynamic mic communication, PTT, volume control, and a universal radio connector, has a rubberized coating for reduced scratches and improved audio clarity. Key features include a stainless steel headband, dynamic noise cancelling mic, volume control, Push to talk with waterproof cover, 3.5mm scanner/music jack, 5 pin universal radio port, large comfortable ear seals, high bend test cabling, and easy to use volume control. Compatible with numerous coil cords such as CC-HX370, CC-ICOM, CC-KEN, CC-MAXON, CC-MOTO, and CC-VERT-B, as well as intercom cables CS-9-5P, CS-16-5P, CS-3H-OFF, and CC-OFF, it suits various systems, including Avcomm, PCI Race Radios, RacerX, Procomm, and MRC.