Adds 250,000 sq. ft. signal coverage to 9T1WI RF Transmitter, S9DWXSLAUB RF Wireless Transmitter or any TimeTrax Sync™ RF Wireless Synchronized Clock Starter Pack,Receives official time from internal network, selected NTP time server or GPS puck,Broadcast time signal to RF Wireless wall clocks over 128 signaling channels (902-928MHz),Hops frequencies to eliminate signal interference,Up to 250,000 sq. ft. signal coverage (dependent upon facility construction and contents),1 Watt RF power output,No FCC license required,Sturdy steel casing,Easy to read, backlit LCD screen displays day, date and time,Automatic Daylight Saving Time adjustment,Battery backup,3-Year Manufacturer's limited warranty,Made in USA

Pyramid Wall Mounted Secondary Wireless Transmitter (No Software) Use in facilities over 250,000 sq. ft. or where construction or contents obstruct existing RF Transmitter signal Synchronizes time across multiple departments or work stations Broadcasts time signal to RF Wireless wall clocks using 128 signaling channels Hops frequencies to eliminate signal interference Up to 250,000 sq. ft. of signal coverage No FCC license required Automatic Daylight Saving Time adjustment