ISO Tunes PRO Aware Bluetooth Earplugs Green ISOtunes PRO Aware earplugs bring something no other ISOtunes model has: In-ear, wireless hearing protection with situational awareness. With level-dependent Aware Technology™, workers can hear colleagues and other environmental sounds without the fear of hearing damage. PRO ISOtunes IT-38 - PRO Aware Wireless Bluetooth Earbuds - Bright Green, Active Noise Cance