Yes but there is a volume control.
No....but I bought the wp model(woodpecker). It does however have the buzzards circling my house at times. They think their is a bird in distress.
Hello, this product covers 1 acre of land but will weaken going around a building. Bird-X recommends one unit per side of the building you are trying to protect.
Yes, just a regular plug that works well with an extension cord if needed.