Bureau of Indian Standards
Indian Standard behind the ear (BET) hearing aids digital specification Reaffirmed 2016 - - New Delhi Bureau of Indian Standards 2013 - 8 p. - .
Hearing Aids - Specification
Hearing Aids - Specification
WV200 / BUR
Indian Standard behind the ear (BET) hearing aids digital specification Reaffirmed 2016 - - New Delhi Bureau of Indian Standards 2013 - 8 p. - .
Hearing Aids - Specification
Hearing Aids - Specification
WV200 / BUR