Leaving a stereo system all the time will likely cause no issues. Most modern stereo systems are 100 percent solid state and are not overly affected by heat.
make sure that speaker wires are not touching at all, this causes stereo to cut off
No, you do not need a professional to install stereo equipments. This is because stereos installation is not very hard. You will require some speaker wires and hook them all up to a receiver. The receiver will then need an audio input from a source.
It depends on the speakers. Bose computer speakers are not designed to connect directly to speaker inputs on your receiver, as they have their own amplifier. All Bose home stereo speakers can be connected.
Jerry Rice
For most home theater setups, all you really need is an RCA cable to connect your TV to the stereo receiver.
Marty Booker
Joey Kent
Jerry Rice
No, Jerry Rice is the greatest wide receiver of all time. Ocho Cinco could only possiblely the greatest showman of NFL's history.
Jeff Smamazda
Rod Smith
Marcus Nash