Hands Free Boom Mic Headset for Samsung A127/ T429/ A827/ R430/ R200/ I325 Ace / M520/ T819/ R610/ R300/ T739/ i617 Blackjack II / A747/ T439/ A737/ A517/ T539 Beat / M510/ R500 Hue / T729 Blast / A117/ T409/ R400 - Retail Packaging You can use this handsfree whether you are walking or driving This handsfree can reduce the contact of harmful radiation from your phone and offer clear sound It comes with a collar clip, convenient and low profile Light weight and easy to carry This handsfree allows you to talk on the phone without holding the phone