Enhance how you experience your environment with the SSI 2-Micro Bud Hearing Enhancement Device. These dual inserts include a host of features for convenient hearing. Use them to gain greater awareness of game movement when you're in nature or enjoy them as an everyday alternative to prescription hearing aids. Even subtle rustling becomes perceptible with the help of this device. This black hearing enhancer comes in three different sizes of ear buds so that you can find a precise, comfortable fit. The discreet style fits neatly inside the ear and is barely noticeable. Adjustable volume and tone control let you customize the device based on your specific needs. The automatic noise cut-off works if the surrounding area has a noise above 85 decibels so your ears stay protected. A lightweight design provides extra comfort with minimal bulk. These hunting hearing enhancement devices are powered by 4 batteries, which are also included.