Features: Base on 2.4GWiFi, without cable hassles.Put It Anywhere.100% wire-free mean you can install or move it anywhere within the WiFi Brand new and high quality Encrypted Cloud Storage.Save the recorded videos in encrypted cloud, never lose a file.( Cloud is no free) Video doorbell camera has night visions, and up to 50m ,which is as clear in low-light circumstances as need it to be Wireless doorbell camera video capture are clear with good resolution. Wireless video doorbell if you decide to press the bells button then you will get a notification on your phone and you will be able to speak live to whoever is at your door. Specifications: Material:Plastic+Metal Power supply voltage: 85-260V Ringtones: 52 songs Power consumption: 0.01M Frequency: 433mhz±0 5mhz Working voltage is 85-265V. Volume: 110db(4 Level adjust) Transmitter battery: 23A12V Waterproof grade: IP44 Size:Approx.6.1x10.3x2.5cm/2.4x4.05x0.98inches Package Includes: 1 Set WiFi Video Doorbell note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.