adapter
audio
background
blue
cable
circuit
closeup
communication
complex
component
computer
connect
connection
connector
data
device
digital
electric
electrical
electricity
electronic
engineering
equipment
hardware
industrial
industry
information
input
interface
jack
line
link
modern
network
part
plastic
plug
port
power
signal
socket
supply
switch
tech
technology
transfer
video
voltage
wire
wired