The SereneLife Wireless Baby Monitor System - Camera & Video Child Home Monitoring - Wireless & Portable Baby Monitoring - Convenient, Reliable, Secure - Built-in Microphones & Speakers - Two-Way Communication Enabled - Extended Wireless Range, 2.4Ghz Video Transmission - 2.0’’ -inch Color Digital LCD Display Screen - User-Friendly Control Interface - Night Vision Illumination - Baby Monitor Features Built-in Rechargeable Battery - Simple Setup & Hassle-Free Operation - Adjustable Camera Viewing Angle, 360° Degree Rotation - Built-in Thermometer for Room Temperature Monitoring - Button-Activated Musical Melodies & Lullabies for Soothing Comfort - Used for Monitoring Your Child in Any Room of the House.