Outdoor Dual Beam w/ Piezo Sounder Motion Sensor
Feature: ... Dual-beam motion detector mounts on indoor or outdoor wall; Built-in Piezo sounder emits 70dB alarm when breached; Tamper switch signals alarm panel when cover is removed ...more
Editorial Reviews — ... Product Description | Dual-beam motion detector blasts loud alarm for extra security. If you rely on a security system to monitor your home or business, you don't have to wait until an intruder breaks in to protect your property. Install the Outdoor Dual Beam w/Piezo Sounder motion detection system, and you'll protect your building's exterior by detecting intruders before entry is attempted. This pair of motion detectors can also provide a deterrent with the system's built-in audible alarm indicator, which...more

Lenovo USB Webcam, Beam-forming Dual Microphones, True 1.3 Mega Pixel Sensor, Un
Feature: ... Camera: Color; Optical sensor type: 1,300,000 pixels; Approximate dimensions (WxDxH): 4.5 in x 2 in x 2.2 in ...more
Customer Reviews — [1] Rating: 4 Date: 2008-05-02 Summary: Just this tracking... ... The camera is just fine. Instalation without any problem (I have Win XP), works without any delay whatsoever. Just the face-tracking software sometimes works, and sometimes doesn't. The microphone is quite sensitive, works just fine. Must have - if you think about a camera with a microphone. ...more
[2] Rating: 5 Date: 2007-11-02 Summary: Vista Users Beware ... I gave this product five stars because my son has it and it works wonderfully. So, I decided to try it myself. I have a Dell notebook with Windows Vista. The problem I had was the drivers for this camera would not download to my machine. I was on the phone for HOURS with IBM/Lenovo trying to get this fixed. They could not even help me. It kept putting up a message that said "Trojan". After several days and talking to many people I returned the camera. But, like I said it works great for my son. He does not have Vista, ...more
Editorial Reviews — ... Product Description | Stylish and full featured, the Lenovo USB WebCam makes it easy to video conference with colleagues, friends, and family. Boasting a portable ThinkVantage design that includes dual microphones, innovative spring clip attachment method, and excellent video and sound quality, it is the perfect tool to enhance your PC video conferencing experience....more

ALEPH HA100IN 100 ft. INDOOR SURFACE-MOUNT PHOTOELECTRONIC BEAM DETECTOR
Feature: ... Quick installation; Surface mountable; 100 ft. indoor range; Indoor pulsed infrared beam detector; Compact unobtrusive design ...more

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