Featherweight Earphone Microphone has an earbud earphone and a tiny thumb-size microphone/PTT switch that's built right into the cord. It's barely noticeable and so light weight you won't even know it's there. Get crystal clear receive/transmit audio out of an ultra lightweight (30 Grams) speaker. Non-directional electret condenser mic has - 64dB sensitivity, 1.1K Ohm impedance. 4 Foot cord.
