hearing aid

                   hearing aid

·audiphone   ·micro audiphone

Specification:

·Max outpur : 126 ± 5dB

·Max sound gain: 44 ±± 5dB

·Total harmonic wave distortotion 8%

·equivalent:input noise level:≤30 bB

Operation

·put the soft earplug to the hard earplug of the earphone

·insert one 1.5V battery with correct (+) and (-)

·Furn on the switch, the volume changes with the number 0-8

·Protect it from damp, shock and heat, keep the hearing aid clean

·Turn offer the set when it is nor in use, take out the battery

   for the old people or the person who has bad hearing 

   the production can help the hard of hearing to hear Better.