Denver BC-250

2.4GHz wireless Baby cam 2" TFT display on monitor Screen power off automatically and VOX Voice Activation for power saving Temperature monitor Built in microphone and speaker in both units for two way audio communication Built-in rechargeable battery in monitor - 600mAh (up to 20 hours in VOX mode) Invisible infrared light - Night  Vision 2 meters Indicator for noise level in baby room Sound alert for out-of-range warning Image sensor: 1/4" CMOS Video resolution: 640x480 Viewing angle 50° diagonal Range up to 50 meters indoor & 250 meters in open field   Specifications Power adaptor for both camera and monitor Built-in rechargeable battery in monitor (600mAh) Features Baby/security cam Wireless transmission of both picture and sound to the 2" monitor Easy to use and long range