These wireless cameras will transmit video signal to a nearby receiver (included) Then the receiver connects to any kind of recorder (VCR or DVR).
Note: Wireless cameras with 2.4GHz & 5.8 GHz frequency can be interfered by other wireless devices such as a wireless router or cordless phones. And by FCC rules, other bands are not allowed for the consumers. Because all wireless cameras are non-refundable please order it at your own risk.