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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 ...
Radio frequency communication (RFCOMM) The Bluetooth protocol RFCOMM is a simple set of transport protocols, made on top of the L2CAP protocol, providing emulated RS-232 serial ports (up to sixty simultaneous connections to a Bluetooth device at a time). The protocol is based on the ETSI standard TS 07.10. RFCOMM is sometimes called serial port ...
ORTF setup. The ORTF stereo technique, also known as side-other-side, is a microphone technique used to record stereo sound. It was devised around 1960 at the now-defunct Office de Radiodiffusion Télévision Française (ORTF). This technique combines both the volume difference and the timing difference as sound arrives on- and off-axis at two ...
Bluetooth HID is a lightweight wrapper of the human interface device protocol defined for USB. The use of the HID protocol simplifies host implementation (when supported by host operating systems) by re-use of some of the existing support for USB HID in order to support also Bluetooth HID. Keyboard and keypads must be secure.
The tenth-generation iPad has Bluetooth 5.2 and Wi-Fi 6 (802.11ax) wireless capabilities, as well as sub-6 GHz 5G on cellular models. It is the first base model iPad to use USB-C instead of the Lightning connector ; connectivity is limited to USB 2.0 transfer speeds, with support for external displays at 1080p resolution at a refresh rate of 60 ...
The iPad Pro is a series of tablet computers, positioned as a premium model of Apple's iPad tablet computer. It runs iPadOS, a tablet-optimized version of the iOS operating system. The original iPad Pro was introduced in September 2015, and ran iOS 9. It had an A9X chip, and came in two sizes: 9.7-inch and 12.9 inch; the 9.7 inch coming out in ...
The iPad Air can optionally sync content and other data with a Mac or Windows computer using iTunes. Although the tablet is not designed to make phone calls over a cellular network, users can use a headset or the built-in speakers and microphone to place phone calls over Wi-Fi or cellular using a VoIP application, such as Skype. [9]
The iPad Air (3rd generation)[2] (colloquially referred to as iPad Air 3) is a tablet computer developed, and marketed by Apple Inc. It was announced and released on March 18, 2019, alongside the 5th-generation iPad Mini. The device was released five years after the previous iPad Air 2, as the iPad (5th generation) was released in 2017 as the ...