Do you work in noisy environments? Are construction sites your daily bread and do you require clear communication? Then relying on G11 Pro is the right answer, to communicate clearly and safely. Yes, because we have improved the audio to make it even more performing and with the new S.O.S function* that allows you to transmit an emergency signal on the channel currently in use. It never lets you down! With its 22 hours autonomy and a voice signal that warns you in time about the battery level.