2 Pin Overhead Earpiece Headset Boom Mic Noise Cancelling for Motorola Radio 2pin 2 pin Overhead Earpiece Earphone Headset PTT(Push To Talk) with boom mic microphone for Motorola Radio Security Door Supervisor 2pin. Clip this hands free earpiece onto your shirt and begin using your motorola radio device to communicate discretely and easily, whether you're in security, retail, or hospitality. Noise cancelling, provides excellent durability, reliability and performance in low-profile environment. Ideal for demanding covert security applications where sound clarity and earpiece durability are of paramount importance. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments.