Buy on Amazon : br br Logitech WiLife Digital Video Security--Hidden Master System Camera br br Logitech WiLife Digital Security Systems are not compatible with the new Logitech Alert Digital Security Systems br 400 MHz DSP Processing Power br Windows Media Video 9 Image Encoding br Motion detection in up to 16 zones Auto brightness Image Processing br Selectable 640 x 480 pixels or 320 x 240 pixels Resolution