There was a time when one microphone was enough then that predictable doubling happens, and those advanced system was touted as the most refined audio experience ever. No Surprise that they’ve introduced a headset that is able to simultaneously use three microphones to almost totally exclude any unwanted noise or echoes. LG is proud to pioneer its tri-mic audio solution in a slender prolonged form factor that just weights a mere 12 grams and serves a hands-free conversation for up to 4 hours of talk time and 150 stand-by hours. Apart, it further features voice activated dialing, a multi-directional power slide switch and auto-volume function.