7inches TFT 2.4G Wireless Visual Doorbell Intercom Video Door Phone Home Security Features: 7 inches color TFT display with sensitive buttons, 0.3 megapixel camera with rain cover. 2.4GHz Transmission frequency, strong anti-interference, allows a distance of about 300 meters accessible remote control. With clear night vision, images can be captured even in low-illumination environments. The indoor display can take photos automatically, maximum storage up to 130pcs with date and time. Supports surveillance, wireless unlock, hand-free call functions. Time, brightness and volume are adjustable. Batterries are chargeable and changeable An outdoor camera can supports at least 3 indoor displays, and vice versa. Can be widely used in villa, apartment, office, hotel, public buildings and etc. Specification: Condition: Indoor Display Screen Size: 7inches TFT LCD   Material: ABS  Operating Current: 250mA Standby Current: 20-30mA/3.7V Battery: Chargeable lithium battery Battery Capacity: 1250mAh Standby Time: 120 hours Working Temperature: -10℃~+ 50℃ Size: 226*128*20mm/8.9*5.0*0.8in Outdoor Camera Operating Speed: 2402~2483.5MHz Transmission Frenquency: 16~20dBM Sensor: 1/3inches CMOS OV7725 Operating Current: 300mA Standby Current: 20~30mA Battery: Chargeable lithium battery Battery Capacity: 1250mAh Standby Time: 2 months Size: 158*95*55mm/6.2*3.7*2.2in Package Weight: Approx. 1262g/44.5oz Package List: 1 * Indoor Display 2 * Outdoor Camera 1 * AC Adapter for Indoor Display 1 * AC Adapter for Outdoor Camera 1 * Screw Bag 1 * 3 Pin Cable 1 * User Manual Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.