Zone Shield DVR hidden cameras capture HD video and come in a variety of designs suited for home, business, or professional surveillance. Supported by continuous power, all Zone Shield DVRs combine customizable recording features with 24-hour surveillance. Built-in recording provides high quality video capture inside of every Zone Shield DVR system with some models featuring the added benefit of high definition and night vision. These devices offer valuable video clarity with HD resolution 1280 x 720, adjustable frame rate and quality settings for flexible storage utilization, Night Vision - hidden IR lights help your camera capture video at night (select models), multiple recording modes allow users to schedule their most important recordings just like the pros do, and a user friendly interface that offers adjustable software settings with Time/Date stamped files. These DVRs use SD memory cards for recording storage. This makes the recordings portable and easily transferable storage. Memory card support for up to 64Gb. There are two choices for file management: Auto-Stop (keeping all videos once card is full), or Overwrite (replace oldest video when space is needed). A 1 Year Manufacturer's Warranty is included. Side or down view available.