DS-PDEP1-EG2-WE?SingleButton? Review

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DS-PDEP1-EG2-WE?SingleButton? Hikvision DS-PDEP1-EG2-WE Portable Wireless Emergency Button

Hikvision DS-PDEP1-EG2-WE Portable Wireless Emergency Button, Press Single/Dual button to trigger panic alarm actively; 868MHz two-way Tri-X wireless technology; Frequency hooping against jamming for reliable transmission; RF Range: 1,000m(open space); Multiple Enrolling Methods: Power up, Remote ID, QR Code
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