Atn's binox 4t are designed with a comfortable eye relief and interpupillary adjustment so anyone can use these digital binoculars with comfort.The binoculars features- video record and share your moments with a press of a button.Video files stored on an internal micro sd card 4-64gb; obsidian iv dual core t not only streams video at hd resolution but can simultaneously record to the sd card inside; built-in laser rangefinder; ir illuminator; wifi for ios and android; game can be tagged with an atn capable laser device and the target's location will automatically be displayed on a map overlay in your phone and your atn connected device.Individuals using atn smart devices will see a mini radar in their field of view providing the relative direction and range to the tagged target.Atn app obsidian.Includes soft carry case neck strap lens cover usb-c cable and lens tissue.Resolution: 640x480 60HzMagnification: 1-10xObjective: 19mmField Of View: 32 x 25 DegreesGeneration: 4thBattery: Li-ionDimensions: 9.40" x 5" x 2.60"Weight: 2.50 lbsFocus Range: Up to 830 ydsControls: ManualInfrared Illuminator: YesBattery Life: 16 hrs