Rugged Radios H42-CF Carbon Fiber Behind The Head Two-Way Radio Headset with Dynamic Noise Cancelling Microphone, Push to Talk, and 3.5mm Input Jack for Music & MP3 Players 5 Pin Universal Radio Port Easy to Use Volume Control Knob Dynamic Noise Cancelling Microphone with Wire Boom Push To Talk Button with Waterproof Cover 3.5mm Jack for Music and Scanners