The implants are also capable of recording what the user sees and hears.

The user can also hear his own voice at a reduced level so that he is conscious of the signal being received by the second party.

Before the call is put through, the user will hear a 10- or 15-second advertisement.

Another allows users to hear their e-mail messages over the phone.

Portable navigation systems are set near a driver's face, where users can better hear directions and see details on its small screen.

The user would then hear tones and chords from which the letters could be identified.

The user hears a mix between a natural vocal hum and the song being played.

A user who wished to speak whistled into the transmitter until the other party heard.

The new chip will allow users to hear colors in stereo and to implant the device.

We would also appreciate you filling out the rest of the registration form to help us understand how users hear about our interactive tools.