NEW wireless video intercom 7" for Home Office Seucrity 1. Both indoor and outdoor units batteries operated ... environment(3) Rain shield for the outdoor camera is available(4) 7 inch TFT color panel(5) Surveillance, wireless unlock, hands-free ... /Indicators - Unlock Door, View Monitor. Talk Button, MIC, LED Indicator, Mini USB Input, Speaker, Volume -/+, Brightness control -/+, Antenna, Power ON/OFF ...