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Mini HD Helmet Motorcycle Bicycle DVR

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A   helmet camera is a micro video camera,   bullet camera, or   lipstick camera. Some cameras need DVR to storage the image/video and some cameras with built-in SD card (camera and DVR all in one device) to save the image. Camera attached/mounted to a   helmet   allowing driver keeps their hands and vision free. The Mini HD Helmet Motorcycle Bicycle DVR is designed for various helmet .  HDR-01 Mini HD camera easy to attached to different types of helmet. Not easy to discover when riding the motorcycle.  Advantage: With built-in microphone Adjustable camera angel With Laser light Mini size and light weight 3hours operation times Specification: Built-in camera:         2 Mega pixels CMOS sensor Field angel:                  120  degree Vertical field angel:     90 degree Recording resolution:  1280 x 720 @30fps Illumination: ...
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4G cell phone RF detector Q&A

The Professional Counter Surveillance (TSCM) device, 4G Cell Phone Signal Detector is design in portable handheld type with highly effective detection equipment. We have listed questions you may have on RFD-10 the handheld 4G mobile phone signal detector . Q: Can the 4G detector detect WiFi Signal? A: No, the 4G cell phone detector is design to detect the mobile phone signal only, likes 2G, 3G and 4G. The detector will not be triggered by a WiFi router unless it is within one meter in distance at all sensitivity setting. Q: How to use the 4G RF detector? A: First, you need determined by the overall  background noise and adjust the sensitivity of each band. Also t o test the detector, one has to be sure that there is nobody using cellphone within 30 meters in radius. Tests should not be conducted in densely populated area such as office building, exhibition center, department store.... In these areas, there are always people using cell phones behind the wall. Highly ...
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Full HD Super Light Body Worn Camera

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CVR-04 Super Light Body Worn Camera is a universal wearable video camera. It is not only suitable for Police and security guard but also can use as Outdoor sport camera, Car DVR and Helmet DVR . 3 camera positions available (top, front and side) Advantage: l    Easy-to-use l    With high sensitivity microphone -26dB l    Light weight 50g so you can clip anywhere l    Wide angle 170 degree field of view l    IPX7 Waterproof (1Meter for 30 mins) l    5 hours continuous operation time l    Support Android Smart phone via OTG cable Specification Camera sensor               5M pixels Pixels Lens                     F 1.8 Video resolution      ...
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