However, they will let employees use personal radios or music devices with ear buds. After that ... to listen to people bicker about their radio selection, then he or she could go home ...

LiveMus!c HearSafe earplugs are offered in two sizes: standard, and large for those with bigger ear canals. What sets them apart is that they ship with two pair with varying noise reduction ...

The implant was inserted into a guinea pig’s inner ear and the electrodes attached to both sides of cochlear cell membranes. Attached to the chip was a low power radio transmitter. The device ...