Door chime batteries in comparison

Classic wired chime that should be mounted vertically on a wall, ideally at 2 m high, for best sound coverage

Head-to-Toe Video KAMEP doorbell camera with a 180 ultra wide angle and vertical view, provides a complete view of your doorstep, from head to toe. Never miss a visitor or package again.

Custom Sound, Flexible Modes Enjoy precise control with 5 volume levels up to 110 dB, perfect for the hard of hearing or elderly. Easily switch between LED only or LED + ring modes and select from 55 melodies for personalized alerts. Your last settings are saved for uninterrupted convenience.

Wireless Doorbell with 2 Receivers & 150-300m Range This battery-operated doorbell includes 2 portable receivers for complete home coverage, ideal for large houses or gardens. Enjoy a 150-300m wireless range (492-984ft) with stable signals, ensuring you never miss visitors even in the garage, workshop, or garden. No WiFi or power sockets required - fully portable and hassle-free.

Troubleshooting Support If network issues persist despite setup the doorbell, feel free to contact us directly for personalized assistance we re here to help resolve any connectivity concerns!

No battery required at all No longer need to take hassle changing batteries,and the transmitter won't become "dead" anymore like the battery-operated ones

ANSWERING MACHINE FOR YOUR FRONT DOOR Quick Replies lets you choose from a selection of pre-recorded messages that play whenever your Video Doorbell is pressed.

Self-Powered&No batteries required Self-powered doorbell, batteries are not required for both push button and receiver. Pushing down on the button creates a mechanical force, which generates electrical power itself and sends a stable signal to the receiver. Eliminates the need for changing batteries or recharging

300M 1000ft Wireless Range With a range of up to 300M 1000ft, our Nestling Wireless Doorbell ensures that you never miss a visitor or delivery, even if you're in the backyard or upstairs. Wireless doorbell chime kit for homes, classroom, office, apartment, school, villas, hotel, factory, hospital and more.

High-performance Transmitter Push Button built-in Alkaline Battery, ultra-low power consumption features 150,000 clicks lifespan. please tear off the insulated film before use.

55 Chimes and 5 Volume Levels The door bells has 55 selectable ringtones with 5 adjustable volume levels from 0db to 110db and silent mode to meet your needs. The memory function allows the cordless doorbells to remember the last ringer and volume, with no need to reset even after a power outage

2-way Audio & Voice Changer When you decide to press the bell button on the doorbell camera then you will get a notification on your phone and you will be able to speak live to whoever is at your door. To hide your identity, you can also protects privacy and eliminates security risks by disguising the original voice. Suitable for the elderly, younger children and women who live alone at home .The wireless doorbell camera work with Amazon Echo Show and Google Assistant.