How much does this cost to the nearest dollar?

Safety Technology International, Inc. Voice Receiver - Part of the Wireless Alert Series
Safety Technology International, Inc. 4 Channel Alert Chime Receiver - When the unique voice receiver detects a tripped site, it sounds programmable voice messages to alert which transmitter has been activated. The receiver offers ten tones/tunes and 53 selectable words (available in English or Spanish). The selectable words can be programmed simultaneously in sets of up to four to create a custom message (i.e. Emergency Exit Side Door, or Emergency Side Door Exit, or Side Door Emergency Exit, Exit Side Door Emergency, etc.). The can monitor up to 4 different STI transmitting devices at a single, convenient location. It operates up to 1000' (line of sight) and is supervised for low battery and connection

Price is $89.00

Price: $88.63