The Wireless Solar or Battery Driveway Monitor with 4-Channel Voice Receiver (STI-V34100 or STI-V34150) detects when a vehicle enters or leaves a protected driveway. Ideal for home or office, it uses a patented magnetometer sensor system. Movement of any large metallic (iron or steel) object close to the driveway sensor triggers a signal from the transmitter to the indoor receiver, causing the receiver to sound a voice message. <br />
<br />
STI’s voice receiver offers ten tones/tunes ...This story is related to the following:Vehicle Detectors |