National Groupon - SVAT Smart Security DVR Systems with Night-Vision Cameras - from $255

http://www.groupon.com/deals/gg-ca-svat-security-system

SVAT Smart Security 500GB DVR systems with 75-foot-range night-vision security cameras. Choose from the following options:

$254.99 for a four-channel system with four indoor/outdoor cameras ($599.99 list price)
$284.99 for an eight-channel system with four smartphone-compatible outdoor cameras ($649.99 list price)
$369.99 for an eight-channel system with eight smartphone-compatible outdoor cameras ($799.99 list price)

Includes shipping and tax
The 4 channel is $350 at Amazon http://www.amazon.com/SVAT-Electroni.../dp/B008967EH4