Catalog > Consumer Electronics > Security & Alarms > Paradox Alarms PDX DG457 Hardwired / Indoor Detector Digital DG457 GLASSBREAK BUS DETECTOR Part No: PDX DG457 Call for Price (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features 2 operational modes (addressable for EVO series or conventional relay operation)Remote Test Mode when used with TestTrek V2Full audio and infrasonic spectrum analysis7 frequency digital filters, digital amplifier gain, and frequency fluctuation assessmentImpact and shock wave analysisHigh-immunity to RFI and EMI signalsSensitivity adjustment: covers up to 9 m (30 ft.) when set to high and up to 4.5 m (15 ft.) when set to lowTestTrek (459 V2.0) used for testing available separately (see page 47)Anti-tamper switch Additional Information Brand Paradox