gadget
[noun]
a mechanical tool or an electronic device that is useful for doing something
battery
[noun]
an object that turns chemical energy to electricity to give power to a device or machine
life
[noun]
the time period when something is alive and functioning, starting from birth and ending at death
built-in
[adjective]
(of a place or piece of equipment) connected to something in a way that is not separable
webcam
[noun]
a camera connected to a computer that is used for recording or broadcasting videos of the user
case
[noun]
a container that holds the major internal components of a computer, such as the motherboard, power supply, and storage devices
headphones
[noun]
a device that has two pieces that cover the ears and is used to listen to music or sounds without others hearing
port
[noun]
a socket on a computer or other electronic device used to connect external devices such as a mouse, keyboard, etc.
slot
[noun]
a physical socket or opening in a computer or electronic device where a circuit board or other component can be inserted
motion
[noun]
an illusion of movement created by displaying a series of still images of a moving object in quick succession
sensor
[noun]
a machine or device that detects any changes in the environment and sends the information to other electronic devices
sim card
[noun]
a small, removable card that stores data for one's mobile device and identifies one to the network
Wi-Fi
[noun]
the technology that allows computers, cell phones, etc. to access the Internet or exchange data wirelessly
speaker
[noun]
equipment that converts electrical signals into sound, loud enough for public announcements, playing music, etc.
yen
[noun]
the official currency of Japan, which is used in all aspects of Japanese society, including buying goods and services and paying wages
dollar
[noun]
the unit of money in the US, Canada, Australia and several other countries, equal to 100 cents
European Union
[noun]
a union of 27 European states that is formed to strengthen the economic and political bonds between its members
touchscreen
[noun]
a display by which the user can interact with a computer, smartphone, etc. by touching its surface
customer
[noun]
a person, organization, company, etc. that pays to get things from businesses or stores
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