The Sightmark Signal digital night vision monocular lets you scan and observe in total darkness up to 380 yards away. It features a built-in 850nm LED IR illuminator and a high-sensitivity 640x480 CMOS sensor and LCD display.
http://www.sightmark.com/product.php?item=1011
For hunting, surveillance, security and search and rescue, the Signal night vision monocular allows you to see, spot and navigate in complete darkness. 4.5 to 9x magnification with 2x digital zoom provides more detail at longer distances. Record your experience with sound and stream live to YouTube using the Stream Vision app, compatible with your smartphone or tablet. The Signal has an internal 8GB memory. The Signal is lightweight and easy to carry, weighing less than one pound, a neck strap is included. Adjust the brightness to suit your environment from 0-20 to get the most out of your viewing. There are three operation modes—video, photo and review. It uses AA batteries and a USB port that allows use with an external battery pack. A Weaver rail allows you to attach other accessories.
Key Features: Wifi remote view via Stream Vision Built-in video/sound recording High-resolution sensor Built-in 850nm LED IR illuminator Intuitive easy-to-use interface Power input 640x480 sensor resolution Built-in video/audio recording 40.2' field of view at 100 yards 5-hour battery life IP55 water-resistant Weighs 12.3 ounces