Additional Information | Computer System Support : Windows XP, Vista, 7, Mac OS X 10.7 &10.8; Compatible Browsers : Google Chrome, Internet Explorer, Mozilla Firefox, Safari; Mobile Phone Support : Android, iPhone/iPad, BlackBerry 5 & 6,7 Windows Phone 7/8; Simultaneous Remote Viewers : Up to 10 Users; Stream : Dual Stream; Horizontal Resolution: The higher the number of TV lines of resolution, the sharper the image quality. 1080P; Infrared LEDs : Infrared LEDs provide night vision capabilities in the camera |