Ask：
Camera App Incompatibility with Updated Phone Versions
Answer：
Try not to update your phone's system. This may cause incompatibility.
Ask：
How to install this spy camera?
Answer：
Just place the camera in a suitable location and connect to Wi-Fi, and you can monitor in real time through the mobile phone APP. Please note that our 4k machine cannot be remotely controlled, you can only connect to the machine's own wifi for viewing.
Ask：
4K video files are very large and will take up a lot of storage space in a short period of time. What card is recommended?
Answer：
It is recommended that users use high-capacity, high-speed memory cards (such as 256GB or 512GB, Class 10 high-speed A2 cards)
Ask：
What is the difference between X7 and X9?
Answer：
1: X9 has a maximum recording resolution of 3840* 2160@60fps X7 is 3840* 2160@30FPS 。
2: X9 is an HDMI output interface, and X7 is an AV output port.
3: X9 supports image zooming in and out on the app, while X7 does not.
4: X9 supports viewing streaming on the local area network on the APP, while X7 does not.
5: X9 digital microphone, X7 analog microphone.
Ask：
X9 is a public version of the APP, so is it applicable to all mobile phones?
Answer：
Your phone will probably not be able to use the X9 APP, X9 APP compatibility is poor, if you have a strong need to use the APP, we recommend that you choose the X7 phones that may not be able to use the X9 APP include, but are not limited to: iPhone 11 and has been upgraded to the latest version of the IOS system of the iPhone, the Redmi 9A, the Redmi Note 11, Samsung phones, Huawei P30, Google Pixel phone, Motorola, One Plus phone，LG phone.
Ask：
Can x7 and X9 record remotely?
Answer：
Sorry could not. Our camera also cannot be connected to home WiFi. The optimal connection range between the phone and the camera is a straight line distance of 1-10 meters