ISOtunes FREE Noise-Isolating Earbuds let you tune in the music and phone conversations, and tune out the power tools, lawn mowers and vacuums. Level-dependent Aware technology screens out harmful spikes like hammer strikes and popping nailguns, but lets you hear ambient conversations and warning signals. The built-in noise-cancelling microphone filters out noise that would otherwise be heard over the phone. Use the controls on the buds to play and pause music, answer and end calls and adjust the volume. Includes a selection of ear tips of various sizes to fit your ear. Features: Aware Technology™ offers complete situational awareness and protection from harmful noises ANSI-certified 25 dB NRR OSHA-compliant hearing protection SafeMax™ Technology limits volume output to 85dB Up to 13 hours of battery life Up to 25 additional hours with charging case IP67 durability for dust, sweat, and waterproof protection Background noise-reducing microphone for clear communication in loud environments Bluetooth 5.2 connects, and dual-connects with devices up to 30 feet Siri/Google Voice compatible Automatic power-down after 2 hours witho Blue What's Includ