This earpiece suitable for down sleeve, under clothing operation or can be clipped near the lapel or to the vest. This fit system works very well for security officers and door supervisors, although it does take a bit of practice to get the hang of - it really is worth the effort.<br> <br> Sound quality and the clarity are exceptional. Highly recommended! The earpiece features a large high impact polycarbonate microphone/PTT housing that can be found easily in the most difficult circumstances. If you are serious about your job then this type of earpieces should satisfy your craving for the best possible quality earphones you can get your hands on.<br> <br> Built-in electric microphone. The hidden micro-speaker is located in the centre of PTT switch. Low-profile, flexible, transparent acoustic tube transmit sound in high quality the transparent tube would be hardly noticed by others around you. Package included: Black wired earpiece + clear acoustic tube with earbud + spare earbud<br> <br> If you are serious about your job then this type of earpieces should satisfy your craving for the best possible quality earphones you can get your hands on.<br> <br> <b>This speaker for Cobra radio features a 90 day "no questions asked" money back guarantee.</b>