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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). In the most widely used mode, transmission power is limited to 2.5 milliwatts, giving it a very short range of up to 10 metres (33 ft).
Apple.com – Keyboard. The Apple Wireless Keyboard is a wireless keyboard built for Macintosh computers and compatible with iOS devices. [1] It interacts over Bluetooth wireless technology and unlike its wired version, it has no USB connectors or ports. Both generations have low-power features when not in use.
A wireless light switch is a light switch that commands a light or home appliance to turn itself off or on, instead of interrupting the power line going to the light fixture. There are different ways to communicate between the switch and the fixture: [2] Using radio transmission: A radio receiver is typically wired or screwed into a fixture or ...
USB-C. Power. 1,300 mAh, [2] USB-C connector (recharge) [3] Predecessor. Wii U Pro Controller. The Nintendo Switch Pro Controller is a video game controller developed by Nintendo and produced by various manufacturers [4] for use with the Nintendo Switch console. It serves as an alternative to the Joy-Con controllers.
Design. The Xbox 360 controller has the same basic familiar button layout as the Controller S except that a few of the auxiliary buttons have been moved. The "back" and "start" buttons have been moved to a more central position on the face of the controller, and the "white" and "black" buttons have been removed and replaced with two new bumpers that are positioned over the analog triggers on ...
When the phone is set on the pad, a coil in the pad creates a magnetic field [1] which induces a current in another coil, in the phone, charging its battery. Wireless power transfer ( WPT ), wireless power transmission, wireless energy transmission ( WET ), or electromagnetic power transfer is the transmission of electrical energy without wires ...
Bluesnarfing. Bluesnarfing is the unauthorized access of information from a wireless device through a Bluetooth connection, often between phones, desktops, laptops, and PDAs ( personal digital assistant ). [1] This allows access to calendars, contact lists, emails and text messages, and on some phones, users can copy pictures and private videos.
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 emulation.