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iPod Hi-Fi is a discontinued speaker system that was developed and manufactured by Apple Inc. and was released on February 28, 2006, for use with any iPod digital music player. [1] The iPod Hi-Fi retailed at the Apple Store for US$ 349 until its discontinuation on September 5, 2007.
The common external power supply (Common EPS) was a European Commission (EC) specification for a universal charger for smartphones sold within the European Union. The specification included the use of a USB Micro-B connector and adherence to the USB Battery Charging Specification .
The 2nd generation AirPods Pro was updated to a USB-C charging case and the MagSafe Duo Charger and MagSafe Battery Pack, which used the Lightning connector, were discontinued. [ 18 ] The Lightning connector (used on iPhone 5 until iPhone 14 ) has a technical constraint that limits video output using the Lightning Digital AV HDMI Adapter to a ...
A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage , amperes, current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.
Dock connector on a 2011's HP EliteBook laptop. A dock connector is an electrical connector used to attach a mobile device simultaneously to multiple external resources. Dock connectors typically carry a variety of signals and power, through a single connector, to simplify the process of docking the device.
Apple marketed its battery charger as environmentally friendly due to a lower standby power draw, although Massachusetts Institute of Technology engineering professor Gerbrand Ceder criticized Apple for shipping peripherals that require disposable batteries, instead of non-removable lithium-ion batteries like many of Apple's competitors.
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Battery Saver Technologies aims to maintain at least 80% of the battery's original charge capacity after 500 charge cycles. [6] Qualcomm claims Quick Charge 3.0 is up to 4–6 °C cooler, 16% faster and 38% more efficient than Quick Charge 2.0, and that Quick Charge 3.0 with Dual Charge+ is up to 7–8 °C cooler, 27% faster and 45% more ...