A:Answergo to app home and click on the big plus sign upper right to add another camera. You will need to scan the bar code of the new camera which is located inside behind battery.
A:AnswerThe camera will not work without the sync module and it is usually included with the Outdoor 4 camera.
Don’t buy it without the sync module unless you already have one.
A:AnswerYes i have all the models as long you have room on sync module you be good the sync module hold up to 10 cameras so if you dt have that many you can.