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STI Wireless Chimes greet your visitors with a pleasant chime and lets you know when the door opens or a person enters the detection zone. All chimes are compatible with each other. Distinguish between front and back doors by adding sensors and selecting a different chime on each. Transmitters have up to 500’ operating range.
Unit of Measure

Specifications

Model Type

 N/A Wireless Doorbell Extender with Receiver
Battery Type1 N/A Uses one AAA battery (not included)

Application

 N/A Home Automation

Frequency

 N/A 433 MHz

Power Source

 N/A Receiver Plugs into 120 V AC Outlet (Minimum 110 V AC)

Approvals and Warranty

Warranty2 N/A 1 y

Industry Standards

 N/A It has been Tested and Approved or Listed by:
  • Federal Communications Commission (FCC) and Industry Canada (IC) Compliant
  • Underwriters Laboratories (UL)/Underwriters Laboratories Inc. (cUL) Listed No. S7255

How It Works

How It Works

 N/A Wireless Doorbell Extender (STI-3300)
This doorbell chime connects to your existing traditional hard wired doorbell system and extends a new chime to hard-to-hear areas. Once the unit is wired into existing system, the included receiver can be plugged into any standard electrical outlet. This allows you to hear when someone is at your front door when in remote areas. Normally open switch, 16 V AC.

Features

Features

 N/A
  • All chimes are compatible with each other.
  • Up to 500' operating range.
  • Ideal for the home, store or office.
  • One year limited warranty.

Key Features

Installation

 N/A
  • Quick and easy to install - no wiring needed.
  • Receiver plugs into 120 V AC outlet.

Electronics

 N/A
  • Receiver has a low and high volume adjustment.
  • Supervised low battery alert.

Options

 N/A 13 sound options with the push of a button on the sensor (excludes STI- 3331).
STI-3300 can distinguish between a front and back door by adding another sensor. The front doorbell will play "ding-dong" and the back door will play "dong."

Sensors

Sensors

 N/A STI-3301: Wireless Doorbell Chime Sensor (One CR2032 Battery)
STI-3551: Wireless Entry Alert® Sensor (One AAA Battery)
STI-3601: Wireless Motion-Activated Sensor (One Lithium CR123 Battery)
STI-3331: Wireless Doorbell Extender Sensor
STI-3353: Wireless Chime Receiver

Selectable Sounds

Selectable Sounds

 N/A Barking Dogs Bicycle Bell Buzzer Ding Ding-Dong Dong Jingle Bells Knock Knock Westminster-4 note Westminster-8 note

Note

Note

 N/A All accessories work together!
Make each a different sound and know the exact transmitting source.
  • 1 End user must verify the alarm and battery every six months and replace battery annually or as required
  • 2 One year limited warranty within normal use.