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hearing ear machine for old age/ear hearing machine/bte hearing aid machine/hearing aid bionic ear sound amplifierA hearing aid is a device designed to improve hearing by making sounds audible to a person with hearing loss. Hearing aids are classified as medical devices in most countries and are regulated by relevant regulations. Small audio amplifiers such as PSAPs or other plain sound amplified systems may not be sold as a "hearing aid". Modern hearing aids require configuration to match the wearer's hearing loss, physical characteristics, and lifestyle. This process is called "fitting" and is performed by an audiologist. The amount of benefit provided by a hearing aid depends on the quality of its fitting. Almost all hearing aids in use in the US are digital hearing aids.?Features: ?Inner Ear Type, Auto Noise Reduction, Super Sensitivity, Gain Control, Low Consumption, Condenser Microphone ?Up to 40 decibels of sound amplification ?Type: Behind the Ear ?Design: Sleek Design ?Model: - Hearing Aid ?Material: - Hearing Aid-ABS, Ear Cap-Silicone ?Size (L/W/H): 15* 4* 9 (MM) ?Weight: Less than 10 gm?Easy operation: 1-one key switch, one key to adjust the volume, the user can according to need to adjust the volume size, watch it and you can 2.Low frequency noise control: slope type hearing loss output Form suitable for frequency response, a wide range of accuracy and effective sound control, able to block out all kinds of noise 3. Convenient to carry: Small hearing aid, convenient to carry, communication and travel?Package Includes: ?1* Hearing Aid ?3* Ear Plugs ?2* Battery ?1* Inner Box ?1* English and Español Manual