DIY Expandability - Expand this system to fit your needs by pairing up to 5 push buttons to your receiver. Each push button can also be paired with multiple receivers to increase the notification coverage area. Easily expandable to meet your requirements! Waterproof rating: IP44
Camera resolution: CMOS 600TV line
Camera visual angle: 120 ° wide-angle

Compact Design - Long range of up to 500ft /150m. Place this kit’s push button and receiver anywhere, and always be notified when a visitor arrives no matter where you are in the house. FCC and RoHS certified. When someone arrives at your front door, video doorbells go beyond simply alerting you to the person’s presence. This model starts with a two-way conversation where you can see your visitors, but they can’t see you. The best thing about this is that you can answer the door using your smartphone, no matter where you are, giving the illusion you’re home even when you aren’t.Selectable Ringtones - Choose from a variety of 36 different ringtones, with 3 levels of adjustable volume (High/Medium/Low) from 25-110dB.

Press the push button on the doorbell once, a sounding wireless signal will be sent to the receiver. The sound will stop as soon as the melody ends. For repeated sound, press the button again. Hold the button on, the sound repeat stops. If you have a battery-powered doorbell, expect to recharge the batteries every 6 months to a year,” he says. “If you have a wired smart doorbell, typically the only maintenance you would need to perform is occasionally cleaning off dust and pollen from the camera every few months with a damp towel.” Volume is an important feature in a doorbell, as you likely know if you’ve ever had one that you couldn’t hear unless you were in certain areas of the house. If you choose a smart doorbell, you’ll be alerted of rings on your phone, wherever you are. But for doorbells that rely on sound only, you’ll need to make sure it comes with adjustable volume. As a fun “bonus” item, many of today’s doorbells also let you choose from a wide variety of chimes, letting you customize your doorbell the way you set a ringtone for your phone.There is an auto-learning code button on the edge side of the receiver. If you want an additional doorbell to work with the Receiver, just press the auto-learning code button once and the doorbell can work with the Receiver. When considering your budget, be sure to research whether your doorbell requires a monthly or yearly subscription for recording video, Both says. Surface wall mounted for easy installation, 7-inch color monitor ensures you see and speak with all visitors freely! Wireless Doorbell, Portable Round Doorbell Operating at 500 feet, 36 Chimes, 6 Levels Volume and LED Flash There are 36 chimes with 6 levels of adjustable ringing volume (High / Medium / Low) from 25-110 dB, you can choose anyone you like. In addition, there are 3 modes to choose (Sound only /LED Flash only /Sound and LED Flash), you can choose the LED Flash mode when someone is sleeping(especial a baby). This mode also design for the person who is hearing impaired.

Compact Design - Place this kit’s push button and receiver anywhere, and always be notified when a visitor arrives no matter where you are in the house. You’ll also want to consider whether your specific doorbell model requires any regular maintenance. Hearing your doorbell can be an ongoing issue, especially if you live in a larger house. Look for model that lets you adjust the volume levels from 25dB to 110dB. If you live in a sprawling house, you’ll love that it comes with two different plug-in chimes to let you cover separate ends or upper and lower floors. Notification Modes - Press the Sound-and-Flash Button to set your preferred notification mode. Modes include sound only, LED flash only, and sound and LED flash combined. Choose from 36 different ring tones with 6 levels of adjustable volume (High / Medium / Low) from 25-110dB.Notification Modes - Press the Sound-and-Flash Button to set your preferred notification mode. Modes include sound only, LED flash only, and sound and LED flash combined. Some options simply require that you pull all of the components out of the box and put them in place. You’ll spend some time with other models, especially if they need to sync with a smartphone app. The LED on the outdoor doorbell will light on automatically so that you can see clearly of visitors even in the darkness of evening. There are some wireless doorbells that ring to your phone, which can be an issue if you don’t always have your device with you. Many of the models are fast, so you’ll usually have instant results as long as your mobile device and Wi-Fi network have decent speed. The Outdoor doorbell is constructed with a full aluminum front panel for protection from vandalism, while waterproofing protects from the rain or snow.