Visonic Pet-immune Detector Next+ K9-85 SMA (2 Pack)

Visonic Next + K9-85 MCW Wireless Pet Tolerant Immune Digital Motion Detector Pet-tolerant for animals up to 38 kg (85 lb) 15m (50 ft) 90o multiple-curtain coverage with creep zone Enhanced false alarm immunity by combined Fresnel and cylindrical optics Fully supervised wireless detector with anti-collision PowerCode technology 3 Volt long life high power standard Lithium battery Ultimate false alarm immunity based on patented True Motion Recognition with exceptionally high sampling rates and "Event Verification" algorithm Long-term stability and reliability thanks to advanced true digital FM processing Operates on 2.4Ghz (xfinity comcast).