#1 Does the door close quietly or does it make a loud sound?
It depends on how fast you want to close it. If you close it slow enough, it makes little noise.
#2 When use as convection oven, is the glass tray turning around or not?
The glass tray turns during warm up and during the actual cooking.
#3 Can anyone tell me wich side the power cord comes out?
As you are facing the back, it is on the upper left.
#4 Are the front settings and numbers bright enough to read easily?
The lit time display is bright and in a blue color that is easy to read, and the control panel has distinctive white numbers and letters that are very easy to read.
#5 What is the wattage? Will a 9" x 13" fit and bake in this oven?
Rated output power is 1000W. It's fit enough as the turntable diamter is 13.6 inch.