A multilingual defibrillator is capable of concurrently providing audible prompts for the operation of the defibrillator in multiple languages. The announcement is formed when there has been a satisfaction of an announcement condition, such as the consumer being determined to be located within a predetermined spatial zone. The crossover section include one or more sections of enhanced flexibility, preferably corrugations. A magnetic tape cartridge can be also realized which is unlikely to be damaged even if it is subjected to careless handling. The method results in an E1 super channel being variably allocated to support both IS-95A service for low speed calls and IS95B service for high speed calls.