Earplug for noise protected communication between the user of th

Earring for a headset

Earset assembly

Earset assembly

Electric sound converter

Electro-acoustic system

Electro-acoustic transducer arranged within the handset of a tel

Electro-acoustic transducer with two diaphragms

Electroacoustic devices with noise-reducing capability

Electroacoustic transducer

Electroacoustic transducer

Electroacoustic transducer apparatus

Electrodynamic loudspeaker having omnidirectional sound emission

Electronic device with earphone

Electronic device with storable earphone

Elliptical flushmount speaker

Environmentally resistant loudspeaker

Equilateral tetrahedral speaker system

Ergonomic behind-the-head personal audio set and method of...

Ergonomic headset