"TD" stands for Total Digital, Total Duplex. These revolutionary headsets operate without a base station or beltpacks and allow coaches to talk simultaneously in a hands-free, open line pattern.
"900" indicates the 902 - 928 Mhz band, a frequency range free of "RF clutter", where the allowable power output is more than double that of standard wireless systems.
The TD 900 system delivers coaches both the superior punch-out power capable of penetrating thick pressbox glass & concrete while delivering high definition digital audio performance.
TD900 Overview 2.07
Maximum Power Output 1.04
Spread Spectrum Technology 1.10
Quick Change Batteries 1.05
Joe Kemp, Head Coach Wabasso, MN