What software does the monitoring app at the beginning of A have?

Alfred monitoring software is a wireless monitoring housekeeping artifact, which can be turned into a camera with an old mobile phone without buying a special monitoring camera. It is completely free, powerful, supports two-way voice, has small on-site delay, and can also detect on-site movement, which is very practical. Do you have to spend thousands of dollars on surveillance cameras? Now you have a better choice! Alfred lets you turn your unused old mobile phone into a surveillance camera, which is not only completely free, but also more powerful and easy to use! If you are looking for a home security surveillance photography solution, Alfred can definitely meet your needs. You just need to install Alfred on two Android phones, one is set as a camera, the other is set as a monitoring terminal, and both ends log in to the same Google account, and everything is done! Next, you can remotely monitor the corners, pets, family and important assets you care about anytime and anywhere through WiFi or 3G/4G. You can also turn on dynamic detection, and Alfred will inform you through text messages and photos if there is any movement at the scene! So that you won't miss anything that happens at the scene.