... Touch key3,3.5” digital screen, good viewing angle, clear long-range images, Approx 280M barrier free.4,Infrared night vision function, with ... than 2 months.11,One monitor for one cameras or up to three12,World Public Frequency 2. ... and novelStandard configuration: 2 unit Indoor monitor+1 unit outdoor camera + indoor monitor power + outdoor camera power + indoor monitor battery + manual 3.5 inch Touch ...