Provided is an athletic headband with removable cooling elements. The main body includes a shell member and an automated external defibrillator disposed in the shell member. A source region of first conductivity is formed in the well region. An incomplete update of one of the first and second sections of memory may be subsequently detected and remedied by executing the software code segment stored in the other of the first and second sections of the memory. The first and the second direction signal are transmitted to a remote device and an optical fiber connected device through the antenna and the optical transmission module. Other embodiments may be described.