The Portable Wireless Receiver and DVR kit has a DVR plus a built in receiver that will allow you to receive 1.2 GHZ cameras or 2.4 GHZ cameras and record them! By changing the channels for the selected frequency you will be able to see if any cameras are transmitting in that area on any of the available channels for the frequencies!

Features
Super high resolution
Able to record 720 x 480
SD memory card slot for from 1 to 4 GB Memory
30 GB hard drive built In
Output power supply: features output power plug to offer power to various covert camera kits
True Time and Date Stamping
High capacity battery
Motion Activated Option
1000 mA/3.6V high capacity mini standard cell-phone type rechargeable \"quick swap\" battery
One touch record button
Easy playback using IR remote control