Ring doorbells alarm siren in comparison

Door alarm uses remote controls to set security code for arming disarming; home security system complete with fully programmed main unit and sensors, later if you want to DIY, please factory reset first according to manual, then pair them again or search operation video on YouTube "KERUI Standalone Alarm System Operation Guide" for reference.

Far-reaching Sound, Dual Enjoy the 12V 150 dB treble speaker that delivers a powerful and far volume, with a dual feature for added versatility. Ideal for connecting to a wide range of alarm systems.

150 DB SPEAKER The product is equipped with a 12V 150dB tweeter, high volume and dual tone, which can be used together with various alarm ports. The appearance of the speaker looks like it can produce a lot of volume first and can effectively smash the thief. It is also very suitable for occasions such as supermarket construction sites.

DIY Your Home Security System Customize your setup with door and window sensors, motion detectors, keypads, water leak sensors, and thermo-hygrometers; you can expand the system with up to 6 keypads and 44 additional devices for tailored, flexible protection

Compact plug-in indoor Security Camera that lets you see, hear and speak to whoever's there from your phone, tablet or select Echo devices.

Improved Dual Wi-Fi Antenna & More Stable WiFi Connection The wifi security camera is equipped with an improved dual antenna, which stronger wiFi signal and longer transmission distance makes the 2.4G wifi connection more stable. Note This camera needs to be plugged into an outlet for continuous power

Plug-Play in 60 Seconds No tech skills needed! Simply plug UK receiver into wall, press sync buttons, and it s ready. SOS transmitter pairs instantly. Expand system affordably - add buttons for gardens or extra receivers for carer stations.

Upgraded 2K Full HD & Super Night Vision Wireless video doorbell come with 2K Full high-definition video quality and 166 wide view angle, which can provide you crystal-clear images and video recordings. Built-in IR lights permit you to see clearly even in darkness. Night vision distance up to 33ft.

1080P HD Video & IR Night Vision & IP66 Waterpoorf Video doorbell captures images and videos with good resolution, 1080P HD picture quality is clear and vivid. it will let you enjoy industry-leading video clarity and super night vision up to 33ft, taking the advanced night vision experience to you. The doorbell protects your home from day to night. With an IP66 material casing, The smart doorbell camera is water and dust resistant and offers incredible standby time and long lasting performance.

The PIR sensor has been designed and optimised for performance and battery lifespan so users are not having to frequently change batteries - Motion sensor has a built in low battery indicator

- When you or a loved one needs more assistance due to aging or health conditions, it s normal to feel dependent and uncomfortable. The Daytech caregiver pager is a wireless alert system that gives back some privacy and control to the patient or elderly person, whilst providing peace of mind to their family members. Nice gifts

UPGRADE YOUR SIMPLISAFE SYSTEM Compatible with your SimpliSafe Home Security System (3rd Gen). Add up to 100 accessories for customised home protection