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Nest Secure was a home security system announced in September 2017. [77] The system consisted of Nest Guard (an alarm, keypad, and motion sensor with embedded microphone), Nest Detect (a door/window and motion sensor), and Nest Tag (a key chain fob). [78] The product was released in November 2017.
Listening devices of the East German security services. A covert listening device, more commonly known as a bug or a wire, is usually a combination of a miniature radio transmitter with a microphone. The use of bugs, called bugging, or wiretapping is a common technique in surveillance, espionage and police investigations.
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Schoeps' BLM 3 boundary microphone is unusual in that it has a "pressure transducer" capsule that provides a hemispherical pickup pattern. AKG's PZM11 is a weather-resistant boundary microphone. It can be installed outdoors in places such as fast-food restaurant drive-through lanes, toll road booths, and security intercoms.
Shure Brothers claims that its "Vagabond" system from 1953 was the first "wireless microphone system for performers." [7] Its field of coverage was a circle of "approximately 700 square feet", which corresponds to a line-of-sight distance of only 15 feet (4.6 m) from the receiver. [7]
Assistant: Alexa | Connectivity: Bluetooth, Wi-Fi | Spatial audio: Yes | Special features: 8-inch touchscreen Imagine a tablet with a beefy speaker grafted onto the back: That's the Echo Show 8 in ...
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