They've been a great asset to my work life. Previously, I was using a 3M WorkTunes headset 12 hours a day. It got hot, smelly, and unhygienic - going as far as to cause a bad rash around my ears. With the Axil earbuds, my ears aren't sweaty and gross. I can also use standard muff style hearing protection over these when needed, effectively giving me Bluetooth with even the cheapest muffs. Call quality is good, sound quality is extremely dependent on if you get a good seal between your ear and th...