TVT, 7" video intercom indoor station. 7" IPS touchscreen 1024 × 600, 300 cd/m2. Microphone. Speaker. Up to 6 stations in the same room. Camera preview 2 MP, supports snapshot when calling. Requires microSD, noise suppression. Echo cancellation. Alarm access function, 8-channel zone, door opening password. Compatible with WIFI 2,4G, supports 1-channel power output 12 V 200 mA to turn on a sensor