Details
Honeywell Home Wired to Wireless Doorbell Adapter Converter for Series 3, 4, 5, 9 Honeywell Home Door Bells - RPWL4045A, White

WIRED TO WIRELESS: Adapts a wired push button to work with a wireless portable doorbell.
AVOIDS INTERFENCE: Individually coded signal avoids interference with other users.
COMPATIBILITY: Works with Honeywell Series 3, 4, 5, 9 Wireless Doorbells.
SIGNAL STRENGTH: Robust signal strength with option to connect multiple accessories.
FREQUENCY: Radio Frequency Transmitting Range (Max) of 350 ft.
NO MAINTENANCE: Your adapter requires no maintenance except to periodically change the battery. If using the correct battery, its life should be approximately up to 2 years. When the adapter battery is low an LED on the front of the adapter gives 3 short flashes until batteries are replaced.
Includes: Doorbell converter, CR2032 battery, mounting hardware & user guide.
The Wired To Wireless Converter Has Been Designed To Work With Your Existing Wired Push Button. Simply Wire It To The Push Button And Link It With Any Honeywell Wireless Doorbell Kit - You'Ll Never Miss A Visitor Again.