... hours monitoring,alling , speaking and unlocking remote controlling Wireless Video Door Phone ( Model No.:HM-35002)(1)Features:Outdoor extensionIndoor ... 60HzOutput: DC 5V 1ACameraCMOS 300,000 pixelsScreen specifications3.5”TFT 320×240Light Source6 LED lightsBattery3.7V 1200mAh ... hours Standby time6 days(2)Application:Hotel,Family,Villa,office,schools and military security,etc .Warranty one ...