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  2. Sony Rolly - Wikipedia

    en.wikipedia.org/wiki/Sony_Rolly

    On August 20, 2007, Sony launched an initial teaser advertising campaign for the product. [4] The product was unveiled on September 20, 2007, and went on sale in Japan on September 29, and was for sale at the Sony sonystyle USA website [5] for $229.99 USD, down from $399.99 USD. It is available in black and white. Sony offers the "Engrave it."

  3. Wireless speaker - Wikipedia

    en.wikipedia.org/wiki/Wireless_speaker

    A shower speaker attached to the wall of a shower with a suction cup. A shower speaker is a Bluetooth speaker designed for use in humid environments such as showers or more generally in the bathroom. There are also shower speakers using Wi-Fi, although this is more rare. The speaker must first be paired with a Bluetooth device.

  4. My First Sony - Wikipedia

    en.wikipedia.org/wiki/My_First_Sony

    My First Sony products included a Walkman, amplified microphone with tape deck, recording tape deck, Boom box, alarm clock, electronic sketch pad, and headset walkie talkies. New York-based voiceover artist Chuck McKibben was the network TV spokesman, accompanied by children singing a jingle that went "I like pizza pie, I like macaroni, but ...

  5. Microphone - Wikipedia

    en.wikipedia.org/wiki/Microphone

    Since a conventional speaker is similar in construction to a dynamic microphone (with a diaphragm, coil and magnet), speakers can actually work "in reverse" as microphones. Reciprocity applies, so the resulting microphone has the same impairments as a single-driver loudspeaker: limited low- and high-end frequency response, poorly controlled ...

  6. Lavalier microphone - Wikipedia

    en.wikipedia.org/wiki/Lavalier_microphone

    The term referred to any small microphone that could be hooked into the buttonhole of the lapel of a coat. The lapel microphone offered freedom of movement. [2] An early use of the microphone supported by a strap around the neck: telephone operator. The term lavalier originally referred to jewelry in the form of a pendant worn around the neck ...

  7. iISO flash shoe - Wikipedia

    en.wikipedia.org/wiki/IISO_flash_shoe

    iISO (intelligent ISO) flash shoe (aka "reversed" hotshoe) is the unofficial name for the proprietary accessory flash attachment and control interface used on Minolta cameras since the i-series introduced in 1988, and subsequently Konica Minolta and later Sony α DSLRs and NEX-7 up to 2012. Sony called it the Auto-lock Accessory Shoe (AAS).

  8. Stenomask - Wikipedia

    en.wikipedia.org/wiki/Stenomask

    Court reporter tests his stenomask. [1]A stenomask is a hand-held microphone built into a padded, soundproof enclosure that fits over the speaker's mouth or nose and mouth. . Some lightweight versions may be fitted with an elastic neck strap to hold them in place while freeing the user's hands for other tas

  9. Laser microphone - Wikipedia

    en.wikipedia.org/wiki/Laser_microphone

    On 25 August 2009, U.S. patent 7,580,533 was issued for a device that uses a laser beam and smoke or vapor to detect sound vibrations in free air ("Particulate Flow Detection Microphone based on a laser-photocell pair with a moving stream of smoke or vapor in the laser beam's path"). Sound pressure waves cause disturbances in the smoke that in ...