1.Compact design, magnificent appearance; 2. B/W, Color camera, infra-red light source at night; 3. Automatically back light at night; 4. Call, Talking and unlock; 5. Up to 3/6 dwellers available; 6. Monitoring at any time; 7. Timely switching-off while monitoring or talking; 8.Reminding for hanging-off; 9. Monitoring time: Automatically switching-off in 30 seconds; 10. Talking time: Automatically switching-off in 45 seconds. Price Condition FOB Shanghai Origin China Delivery lead time 45 days Minimum order 200 sets