In telecommunications the automatic call-back is a computer telephone function which allows the user by the engaged addressee’s line or in the other case of the subscriber’s inaccessibility indicating the system to save the number of the called subscriber and make the call when the line will be available or when the called number is not engaged.
UWTELECOM ofrece las mejores soluciones VoIP y numeros 800 en Costa Rica. Nuestros precios son los mas bajos del mercado y la calidad de nuestras llamadas la mejor