Simplex repeater low profile 5 watt w/TOT, voice and cw ID, courtesy tone, announcements about ARES/Skywarn nets. To use: stations must ID and transmit voice audio to get repeater to come up and ID. For QSO: Transmit up to 90 seconds of your voice audio then listen for repeater to play back a recording of your voice transmission. Then after courtesy tone, next station transmits up to 90 seconds of audio. Sequence is repeated until qso is done.