Installation and Operations Manual
AT&T Proprietary (Internal Use Only)
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Within the Premises Platform a proprietary one-way 433MHz radio technology is utilized
with wireless intrusion and smoke/CO detection devices and a key fob. (See Figure 4.)
A proprietary two-way 915MHz radio technology is utilized with wireless keypads and
sirens, (See Figure 5.). When they are needed to extend the transmission range of the
433MHz and/or 915MHz devices, a 433MHz and a 915MHz signal repeater are
available. The standard installation includes 433MHz and 915MHz devices (See Section
6 for detailed information concerning the devices).
Figure 5: Dual Frequency Wireless Transceiver Module – Proprietary 433/915MHz
