When purchasing Radians or any other brand from eGoods365.com store, you can be sure that (a) you are purchasing from US based company with the most responsive and friendly customer service; (b) an authentic, not a counterfeit and not a refurbished product.

Radians R-3700™ Bluetooth® Quad Mic is an electronic sound amplification earmuff that features Bluetooth® wireless technology. It is equipped with four independent microphones which provide a full surround sound experience that amplifies low sound level noises while compressing sounds that exceed safe levels. The earmuffs also come with a compact folding feature that makes it easy to store. Moreover, it works wirelessly with most smart devices.

Features include electronic compression to protect hearing, amplified environmental sounds for enhanced hearing, four microphones, Bluetooth connectivity that is compatible with most smart devices, an LED On/Off indicator light, an adjustable headband that folds for compact storage, a 3.5mm stereo input jack, and a patch cable that enables playback from a smartphone or digital audio player. It also has an NRR of 24 dB and requires (2) two AAA batteries.