Pack of 2 DSC TYCO WS4904P Wireless Motion Detector Review Posted on June 30, 2018August 29, 2018 By IbiscusPosted in Home Security SystemsTagged DSC, Electronics, Security & Surveillance Pack of 2 DSC TYCO WS4904P Wireless Motion Detector NEW IN BOX REFERENCE: ESM-ALAKIT-125 KIT INCLUDES: (2) Pack of 2 DSC TYCO WS4904P Wireless Motion Detector