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General| Brand | Safety Technology International |
|---|---|
| Model | REX PLUS ED-50 |
| Category | Security System |
| Language | English |
Provides a choice of four distinct sound profiles for the Rex Plus system, including rainforest, attack dog, and siren options.
The device senses movement through various materials like walls, doors, and glass using electronic radar.
Features variable distance sensitivity up to 30 feet and independent volume control for user customization.
Plug in the adapter and select the desired operational mode (Rainforest, Watchdog, or combined modes) using the rear switch.
Turn on the volume and adjust the range sensitivity. Reduce range by turning the knob counter-clockwise.
For best performance, place the unit indoors at a height of 3-5 feet to achieve the widest detection range.
Details how different materials like glass, wood, plaster, and metal affect the detection range of radar waves.
Specifies power requirements (12 VDC, 100 mA) and power usage in detecting (0.22W) versus barking (2.6W) modes.
Describes performance based on approach distance: distant (single barks), medium (multiple barks), and close (fierce barks).
Notes that 2.4GHz frequency may cause false triggers due to interference from microwave ovens and WiFi.
Explains the 'Watch-Dog' structure, RF signal transmission, detection, processing, and sound output mechanisms.
Warns that modifications not expressly approved by the manufacturer may void the user's authority to operate the equipment.
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