Communicate with coworkers from across the building or factory floor with these 36-mile range (longer range communication in open areas with little or no obstruction) two-way radios.NOAA weather alert GMRS two-way radio gives you maximum output power allowed by law.Features 22 standard channels plus 28 extra channels and 142 privacy codes for clear communication.Built-in speaker and boom mic headset are also provided.Backlit LCD display, PTT and SOS buttons, and big volume knob.Powered by rechargeable battery pack, four AA batteries can also be used.Channel monitor checks for any activity within your channel.Ten different call tones to notify you of incoming calls from your group.JIS4 waterproof: protection in all directions against light rain or splashing water.