amplifier
audio
av
avreceiver
back
black
box
cable
closeup
color
component
connect
connection
connectors
cord
device
digital
electric
electrical
electronic
equipment
finger
hd
hifi
input
interconnect
jack
media
metal
output
plastic
plug
rca
receiver
recording
red
sound
stereo
technology
three
tuner
vcr
video
visual
white
wire
yellow