More Add-ons of HB30 Smart Baby Monitor: This baby camera can be expanded to up to 4 cameras (1 camera is included) and 2x zoom. Rotate 360°horizontal and 120°vertical manually. As a popular baby monitor, our customers also love to use HB30 as a pet camera to keep an eye on their cats or dogs. It’s one-way talk. The built-in micro speaker of the baby cam can help babies and pets recognize your voice well. And it also has a feeding time alert. Unique Design: Our baby monitor features built-in intercom speakers. Can hear baby voice. That's what baby monitors are for. And the baby monitor has 2.4 inch diagonal colour screen ,let you listen in on your child from another room and you can always keep an eye on your little one. ECO Mode & Real-time Sound: We understand that mommy's rest is important as baby's. When the baby is crying, the monitor screen will automatically turn on and you'll get a visual alert. When it's off, it's still monitoring your baby in the background and saving power. The higher the ECO level you set, the more sensitive the baby camera monitor will be to sound detection. 960x240 Dots Hight Display & IR Night Vision: This HelloBaby baby monitor is definitely a good value for money. 960x240 dots TFT-LCD (Thin Film Transistor) color display equipped with the latest IR night vision technology, allows you to clearly see every moment of your little one during day and night. At the same time, we also hide the monitor's LED light so that it does not disturb the baby's rest at night. The Safer Baby Monitor: HelloBaby attaches great importance to the privacy and security of every customer, so this video baby monitor is transmitted via secured advanced FHSS 2.4GHz technology, a safer monitor no wifi and no app connection, without any worry about hacking risk or kidnapping, stable and fast data transfer between the camera and monitor. You can rest assured that you are the only one to watch and hear your little one.