1byone Wireless Doorbell, Waterproof Door Chime Kit Operating at Over 500 Feet with LED Flash Battery-operated 1 Receiver and 1 Push Button , 36 Chimes, 6 Levels Volume, White

1byone Wireless Doorbell, Waterproof Door Chime Kit Operating at Over 500 Feet with LED Flash Battery-operated 1 Receiver and 1 Push Button , 36 Chimes, 6 Levels Volume, White

List Price: $10.99
Price: $6.99
Easy Installation - The chiming receiver unit can be free standing or wall mounted using the included mounting hardware. The IP44 waterproof push button can be fixed to a doorframe with screws or using adhesive tape.
ThinkGeek Star Trek Electronic Door Chime - Motion-Sensitive - Can Be Mounted on Either Side of a Door - Officially Licensed Star Trek Collectible

ThinkGeek Star Trek Electronic Door Chime - Motion-Sensitive - Can Be Mounted on Either Side of a Door - Officially Licensed Star Trek Collectible

List Price: $27.99
Price: $27.99
THE FUTURE IS HERE. One frequent topic of conversation at lunch with fellow geeks is how awesome it would be to have 23rd century gadgets in our 21st-century world. We watch our Trek, and we drool over the gadgets and gizmos and wish we could have them. ..and then, our wish came true. Several cases of the wall communicator panels from The Original Series appeared in our warehouse. Mount one on the wall by your door and when someone crosses your threshold, it will alert you. Choose between the door opening sound effect or the Red Alert alarm. Whether it's a bloodthirsty Klingon bent on revenge or just your boss looking for your TPS report, you'll know the moment they appear.
Craftmade T1610 Chime Transformer

Craftmade T1610 Chime Transformer

List Price: $13.00
Price: $7.76
There are many companies that offer lighting and fans, but only one Craftmade. No one else brings our experience, knowledge, training, design and dedication. It’s what’s built our reputation and sets us apart.
Wireless Doorbell, Waterproof Chime Kit With 52 Chimes,1000 Feet Operating,No Batteries Required For Receiver,1 Transmitter and 1 Receiver with 4 Level Volume Loud Decorative Doorbell

Wireless Doorbell, Waterproof Chime Kit With 52 Chimes,1000 Feet Operating,No Batteries Required For Receiver,1 Transmitter and 1 Receiver with 4 Level Volume Loud Decorative Doorbell

List Price: $13.99
Price: $14.99
This wireless door bell kit consists of 1 waterproof push button transmitter and 1 plug in receiver. The push button transmitter triggers the receiver wirelessly, without the need of any connecting wires. Modern and Security design, the wireless doorbell operated at 1000ft/183m in open area, perfect for townhouse, home, office. You can hear rings from several rooms away when someone rings the bell. The user can define the chime and the volume level. The volume is loud enough that you won't miss a visitor anymore.  Premium quality and stability, the excellent materials keeps itself from getting higher temperature and interference. The transmitter is rated IP47 waterproof so that the bell perform extraordinary outside the house.Stable transmission signal.Each waterproof push-button transmitter has its independent ID to avoid interference with other transmitters. Adjustable volume/chimes  User can adjust the volume and choose his/her favorite ringtones. This wireless door bell system also allows the user to set up different chimes for each receiver. This wireless doorbell is a smart selection for everyday use. Energy saving design The 12V23A Alkaline battery in a transmitter lasts for as long as 3 years, while the plug-in receivers consume less than 1 Watt in 1 year.  Specifications:  Range:500-1000ft/300m ( in the open air) Chimes: 52 options Volume: 4 adjustable levels (25db to 110db)  Package include: 1×User Manual 1×Waterproof push-button Transmitter 1×Plug-in Receiver  1×small battery (not rechargeable) 2×screw 1×double-sided adhesive Note: The push button requires a battery which is already included, it is not rechargeable. And the receiver plug into to the wall and requires no battery.
Edwards Signaling 599 120V/24V 40W Transformer

Edwards Signaling 599 120V/24V 40W Transformer

List Price: $22.80
Price: $17.99
Edwards Signaling 599 Class 2 Signaling Transformers are easy to install, low voltage power sources for residential, commercial, and industrial uses. Mounts in a standard 1/2" (13mm) knockout or surface mounts using the provided foot mounts. These transformers are suitable for mounting in both plastic and metal back boxes. May also be used with the 593 transformer plate for enclosed mounting in a standard two gang outlet box. The Edwards 599 transformer offer high power for long wire runs or for applications requiring greater power such as door openers. Ideal for large apartments and building elevators. When selecting transformers, attention should be given to the power requirements of the signal or load and the wire run between the transformer and load.
CallToU Wireless Caregiver Pager Receiver 1 SOS Call Button Nurse Alert Patient Help System for Home/Personal Attention Pager 500+ Feet Plugin Receiver Alert (1 button+1 receiver)

CallToU Wireless Caregiver Pager Receiver 1 SOS Call Button Nurse Alert Patient Help System for Home/Personal Attention Pager 500+ Feet Plugin Receiver Alert (1 button+1 receiver)

List Price: $24.99
Price: $23.99
Wireless caregiver pager easily installed with waterproof IP55 Plug-in and play. Features Modern & stylish design Easy installation Approx. 500+feet operation range (open air) 5 Levels of volume IP55 Waterproof 55 Ringtones. The default ringtone is "Ding-Dong". Low power consumption Specifications Working voltage of Receiver:110-260V Battery in Transmitter:12V 23A Alkaline battery Working distance:1000ft In open area. Package 1 x Receiver 1 x Transmitters 1 x Double Sided Adhesive Tapes 1 x User Manual 1 x 12V 23A Batteries NOTE: The transmitter requires a 23A 12V Alkaline battery which is already included and not rechargeable. The Receiver plugs into a wall outlet and requires no battery.
Zmodo Smart Greet Wi-Fi Video Doorbell - Cloud Service Available (existing doorbell wiring required)

Zmodo Smart Greet Wi-Fi Video Doorbell - Cloud Service Available (existing doorbell wiring required)

List Price: $74.95
Price: $74.95
What's Included in the Package? (1) Zmodo Greet WiFi Doorbell (1) Quick Guide
LANMU Power Adapter Ring Video Doorbell,Power Supply Ring Video Doorbell 2,Ring Video Doorbell Pro,Nest Hello Video Doorbell Zmodo Smart Greet Wi-Fi Video Doorbell

LANMU Power Adapter Ring Video Doorbell,Power Supply Ring Video Doorbell 2,Ring Video Doorbell Pro,Nest Hello Video Doorbell Zmodo Smart Greet Wi-Fi Video Doorbell

List Price: $15.99
Price: $15.99
Parameter:
Input: AC120V;60Hz
Output: AC18V;500mA
Length: 197inch (500cm)

Compatible:
Ring Video Doorbell
Ring Video Doorbell 2
Ring Video Doorbell Pro

Warranty:
2 Years

Package Includes:
1 X Power Aadpter

Note:Every Wi-Fi Ring Video Doorbell may take a few minutes to power on after wiring the power adapter,especially for the first time use,Please try to charge your ring video doorbell longer before use.
NuTone PB69LBL Wired Lighted Door Chime Push Button, Black

NuTone PB69LBL Wired Lighted Door Chime Push Button, Black

List Price: $7.43
Price: $7.43
NuTone provides a wide selection of Pushbutton Doorbells and this one is no exception! This doorbell features a quality pushbutton with a U.V. Inhibitor touch pad surface that won't yellow in the sun and non-stick action for a lifetime of service. All with a design and style that reflects your personality! Lighted pushbutton for visibility after dark so anyone can find the doorbell. Classic rectangular design sits up off the surface to greet your visitors. The weather resistant Black finish will give you many years of dependable service. Surface mount design fits brick molding, allowing you flexibility of surface installation choices.
Adoric Life Wireless Doorbell for Home Office with 2 Plug-In Receivers and 1 Remote Push Button Operating at 1000 feet Range, 36 Beautiful Chimes, CD Quality Sound and LED Indicator

Adoric Life Wireless Doorbell for Home Office with 2 Plug-In Receivers and 1 Remote Push Button Operating at 1000 feet Range, 36 Beautiful Chimes, CD Quality Sound and LED Indicator

List Price: $16.98
Price: $16.98
Adoric Life Wireless Doorbell The wireless door chime, modern and portable, lets you take it with you anywhere. Owing to its 1,000feet (300m) working range, you can take it throughout your home and be sure to never miss a visitors' arrival. Make Your Life Soundful There are 4 levels of adjustable volume from 20db to 80db and 36 different rings for your choice. In addition, it can also be used as a contact or alert device. Customize your volume easily by volume button. Please Note Adoric Life wireless doorbell can be used for outside. If the doorbell (the transmitter) got immersed in heavy rain, please rest assured that it won't damage. The transmitter can work normally after it dry. Warranty We stand by our products 100% with a 12-month warranty. A happy purchasing experience is our priority and we will happily send a product replacement if there are any issues. Specifications: Color: Classic white Operation range?656ft-984ft (maximum in the open air) Tunes: 36 options Volume: 4 adjustable levels (20db to 80db) Operating frequency: 433MHZ Receiver working voltage: AC 90-260v Receiver Power: 0.25W Transmitter Voltage: 12V Alkaline Type A23 battery Waterproof (Transmitter): IP44 Package Contents: 1 x Remote Push Button (Transmitter) 2 x Plugin Chime (Receiver) 1 x Double-Sided Adhesive Tape 1 x 23A 12V Alkaline battery for transmitter 1 x Battery Cover Opener 1 x Manual