Baby Monitor 1080p Wireless 2.4 GHz technology, NO WIFI required. The baby monitor is equipped with a 3.2 inch high-definition color display with 2.4 GHz wireless technology, the child camcorder could be remotely to perform a 355 overview, tilt 120o and zoom for a full view of your room. Infrared night vision and 4 cameras. Even in night vision mode, the monitor will automatically change according to light conditions. A Hellobaby baby monitor is expandable up to 4 cameras at most. The additional camera is for sale separately Two-way speaker function. When your child cries, your voice is the most effective way to comfort him. With the built-in speaker, you can talk to your baby from another room. Multiple functions. The remote ambient temperature display lets you know that your child is comfortable and safe, 8 relaxing dwarfs nests help you to comfort and placate your child sleeping, and the rechargeable battery extends its life. Convenient and portable. Small and compact, you can take it when traveling elsewhere. Easy to configure, it is plug and play and the transmission distance is up to 30 m.