16 Channels 5 Watts VHF: 134 - 174 MHz UHF: 400 - 470 MHz, 450 - 512 MHz Two programmable keys Compact Size and Improved Portability Easy to carry and easy to operate. Built-In Safety Features for Worker Emergencies Includes built-in Emergency notification that will swtich to a designated channel and send an emergency alert. For enhanced worker safety, the Lone Worker mode is a built-in timer that requires the user to reset at a predetermined interval. If not reset, the radio automatically switches to Emergency mode to alert help. More Battery Power Options For Every Budget Designed to use powerful Li-Ion and Ni-MH battery technology with three options providing up to 9 hours to 16.5 hours of operation with the battery saver enabled. More Scanning Options Get 4 scanning options for convenience and flexibility in the way you need your radios to perform. Includes: Priority, Dual Watch, Follow Me and Talk Around scan. Exclusive Auto-Range Transpond System (ARTS™) Designed to inform the user when out of communication range with another ARTS™-equipped station. If out of range more than 2 minutes, the radio senses no signal and beeps to alert the user. The base station can then alert the field unit to move back into range. A great solution to keep your workers coordinated