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A wireless microphone, or cordless microphone, is a microphone without a physical cable connecting it directly to the sound recording or amplifying equipment with which it is associated. Also known as a radio microphone , it has a small, battery-powered radio transmitter in the microphone body, which transmits the audio signal from the ...
The Xbox Wireless Headset performs the same task as the Chat Headset and the Stereo Headset, but connects using the same Xbox Wireless protocol as the wireless controller, rather than by a physical connector, allowing it to function within approximately a 30 ft (9.1 m) range and can be used with or without a controller connected to the console ...
A Bluetooth earbud, an earphone and microphone that communicates with a cellphone using the Bluetooth protocol. Bluetooth is a short-range wireless technology standard that is used for exchanging data between fixed and mobile devices over short distances and building personal area networks (PANs).
The Xbox 360 version of the controller utilizes the same 2.4 GHz wireless technology as the official wireless controller, and as such when used in conjunction with the Wireless Gaming Receiver for Microsoft Windows, may be used with the PC version of Guitar Hero III: Legends of Rock.
Wi-Fi compatible devices can connect to the Internet via a WLAN and a wireless access point. Such an access point (or hotspot) has a range of about 20 meters (66 feet) indoors and a greater range outdoors. Hotspot coverage can be as small as a single room with walls that block radio waves, or as large as many square kilometres achieved by using ...
Two pins are used for the mono headphone signal and two pins for the unbalanced microphone signal. The 4-pin XLR connector is also commonly used on amateur radio microphones, but transferring unbalanced audio instead, and using the 4th pin (with the common ground) for a push-to-talk (PTT) circuit activated by a button on the microphone.
RIC – There are three receiver-in-canal models that come in seven colors, four technology levels and can be either rechargeable or disposable battery-operated. All RIC options are Bluetooth-enabled.
The AV-sync delay is normally fixed. External AV-sync errors can occur if a microphone is placed far away from the sound source, the audio will be out of sync because the speed of sound is much lower than the speed of light. If the sound source is 340 meters from the microphone, then the sound arrives approximately 1 second later than the light.