Hearing Aid with Bluetooth and noise cancelling

The hearing aid is able to amplify intelligently-using small chips and digital noise reduction to diminish background noise and distinguish the sounds you want to hear. It empowers better hearing.  Key Features: Four frequency modes and three different frequency modes for different listening environments Volume wheel allows for easy adjustments Can be worn comfortably on either ear Lithium-ion battery is rechargeable and lasts up to 80 hours Comes with several ear dome sizes so you can get the right fit Package Dimensions ‏:‎ 6.02 x 3.9 x 1.73 inches