Use this DA, you can turn your treo's radio off for a while use a timer (or not, which would be use for those people who turn their radio very often but don't want to torture their power-off key. Work in any DA launcher (petitLaunch is recommended!), you can turn off the radio when you are taking a flight, and turn if on automaticly when you getoff the plane. It also can be used for those guys who turn their radio off during sleeping but goto bed irregularly.