Electric sound converter

Electric volume controller

Electric-acoustic transducer having dual voice coil drivers

Electric-acoustic transducer having moving magnet and...

Electric-mechanical-acoustic converter and method for...

Electric/acoustic transducer module, in-ear hearing aid and...

Electrical acoustic converter

Electrical and mechanical connection between head worn...

Electrical apparatus with electro-acoustic transducer

Electrical component connection and combinations of electrical c

Electrical conductor of high magnetic permeability material for

Electrical conductor of high magnetic permeability material for

Electrical connector and method for manufacturing a...

Electrical connectors for electro-dynamic loudspeakers

Electrical contact arrangement for hearing instruments

Electrical device and signal cable assembly

Electrical hearing aid device with high frequency electromagneti

Electrical signal mixing apparatus

Electrical/mechanical/sound converter and apparatus of...

Electricity-to-sound transducer