ADVANCE BT is the first of its kind; an in-ear tactical hearing protector that provides awareness and active gunshot muting. ADVANCE BT is seriously comfortable and has bluetooth for accessibility. Designed to be the hearing protection you actually want to wear. Thoroughly cleaned and inspected, this "like new" ADVANCE BT has been returned to its original glory. Certified Refurbished items are final sale, backed by our ISOtunes Certified Refurbished Promise with a 90 day warranty. Product will be delivered in generic packaging and include all original accessories and product manual. Looking for new? Check out the ADVANCE BT. Product Features: Tactical Sound Control™ Technology enhances your hearing up to 8x while protecting you from high-impact noises in under 2 milliseconds Lightweight Design at just 23.25 grams Rechargeable Battery provides up to 10 hrs of Bluetooth battery life or 20 hrs of TSC battery life Automatic Power Off after 2 hours without Bluetooth connection for battery conservation SafeMax™ Technology limits volume output to 85 dB for all-day, damage-free listening Bluetooth 5.1 connects, and dual-connects, devices up to 30 feet IP67 Durability for dust, water, and sweat proof protection 26 NRR tested and approved to ANSI s3.19-1974 Noise-Isolating Microphone for clear communication in loud environments ISOtunes ADVANCE BT Certified Refurbished comes with 4 pairs of TRILOGY™ eartips (XS, S, M, L), 1 pair of triple flange eartips, a micro USB charging cable, and a carrying case.
