Under 150 Outdoor 8 Channel 720P HD Home Security Camera System by XVIM Good Tech Cheap
This gives you the chance to take full advantage of your old cameras or even new ones. Audio Output 1 x RCA Interface. Smart WiFi Doorbell Wireless IR Video Camera Intercom. 720p 4ch dvr outdoor security camera system video recorder ir night vision home you can also customize detection areas and schedule the time period of receiving alerts in advance, so you can avoid interruptions of unnecessary alerts.