Features such as video messaging or video calling are not used -because they are expensive, (you can get four regular texts for the price of one video message).
Today's radio concept is "Break from the regular form of broadcast". They will be calling many and unspecified listeners who sent SMS, without any notice call from scenarists.
The warrantee period covers all product life. Maintenance under any weather conditions service and calling service are available. Regular inspection and maintenance is provided once annually.