2.4GHz/900MHz RF transmission
Built-in 6 IR red LED lights for 5m night vision
Built-in microphone in camera
Built-in speaker in monitor
Up to 100m transmission in open space
Small portable size and lightweight
2.5-inch TFT screen
Multiple camera usage
4 channel selection
Resolutions: 380TVL
Choice of 3 colors: White, silver, and multicolor
Voice activation function (optional)