AOER Professional Covert Acoustic Tube Bodyguard FBI Earpiece Headset Mic for 2-pin Motorola Radio Cp040 Cp200 Xtni DTR Vl50 Professional Acoustic Tube Bodyguard FBI Covert Earpiece Earphone Headset PTT(Push To Talk) with built-in line mic microphone for Motorola Radio Security Door Supervisor 2pin. Clip this hands free earpiece onto your shirt and begin using your radio device to communicate discretely and easily, whether you're in security, retail, or hospitality. 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. The discreet acoustic tube earpiece fits snugly in the ear and allows the user to hear in high noise environments and keeps incoming communication private.