This 100% digital monitor is a convenient set ensuring a private and secure connection, with two-way communication to talk to baby or each other in the nursery, digital zoom and automatic night vision, providing parents peace of mind, day and night. 2 color LCD video display range up to 600 feet two-way communication digital zoom for closer view on screen anytime built-in belt clip/kick-stand adjustable volume and brightness controls out-of-range and low-battery alerts sound-activated LED lights indicate the level of noise coming from baby's room camera: 3.5x3.5x4H monitors: 1x2.5x4.5H requires 1 rechargeable Li-ION battery, included partially assembled; instructions included ABS plastic spot clean imported