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Description
digital bone conduction hearing listening devices earphones for the elder portable digital bone conduction hearing aid
introduction
The latest introduction of portable digital bone conduction deaf hearing aids, the use of digital voice technology design, intelligent noise reduction. With simple operation, light weight, good clarity, no delay in the sound and so on.
How to simply determine whether the use of this hearing aid is effective
Method 1: brush your teeth can hear the sound of toothbrush friction teeth, basically can be used. Method 2: with your fingers gently click on the ear below the bones, can hear the sound can be. Note: If the above method can not hear the sound, it may not be used.
parameter
Product Name: Bone conduction deaf hearing aid Product Type: JY-30 The same time as the above-
