2.4GHz 4-CH Real-time Receiver WRC815+706

>Infra-red LEDs for night-time vision, Effective night vision range: 15m >380 TV lines clear picture display,Weather-proof design for outdoor usage,Alloyed shell > 4-channel real-time wireless receiver,Alloyed shell, Antenna can be changed by yourself > Built-in microphone for audio monitoring > Min. 100m transmission distance without block