Receives atomic time from network of GPS satellites.
Re-transmits the time to clocks through wireless RF frequency band of 866MHz.
300m (line of sight) depends on site conditions.
Needs to be installed in a location with easy/direct access to the sky.
147x213x46 (mm) with antenna
GPS receiver module
866MHz wireless transmitter
± 1 sec accuracy
300 m range (Line of Sight)