Earphone characteristic measuring device

Electro acoustic system built-in test and calibration method

Electro-acoustic system analyzer

Electroacoustic transducer unit with reduced resonant frequency

Electronic apparatus for simulating singing of song

Electronic apparatus with vocal output

Electronic audio memory with single action single control

Electronic data compressor

Electronic equipment with time-based correction means that maint

Electronic handheld translator having miniature electronic speec

Electronic learning aid or game having synthesized speech

Electronic memory devices for the blind

Electronic speech control apparatus and methods

Embedded internet for hearing aids

Emergency synthesized voice generator method and apparatus