Klein Tools AESEB1S SMART SENSE Bluetooth Earbuds continuously keep users informed of their immediate surroundings and promote safe communication between co-workers with Situational Awareness technology. Expertly engineered memory-foam tips effectively block out noise up to 26dB while acoustically designed earbuds improve your listening experience with fuller, more vivid sound. Environmental noise cancelling microphones eliminate background noise ensure crystal clear calls in loud environments. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.