Check the listing for details. STI Wireless Doorbell Chime with Receiver Kit (STI-3350). Color: N/A, Condition: New. Listed at 45.60 USD. Easily set up a wireless doorbell at your home or business with the STI Wireless Doorbell Chime with Receiver Kit. This complete kit includes a wireless doorbell button and a wireless plug-in chime receiver. When the button is pressed, the receiver plays one of 10 selectable sounds.Easy to install, no drilling or wiring requiredButton mounts with double-sided tape or screwsReceiver simply plugs into a power outletWireless range up to 500 feet between unitsChoose from 10 different doorbell soundsReceiver supports up to 10 transmitters total As part of the STI Wireless Chime Series, the included receiver can be used to monitor up to 10 wireless transmitters total (sold separately). Available add-on transmitters include door sensors, extra doorbell buttons, and more.ContentsWireless Chime Receiver (STI-3353)Wireless Chime Button (STI-3301)Battery, CR2032Mounting ScrewsDouble-Sided Tape Note: The sensor is not self-supervised for low battery; check battery every 6 months to ensure reliable operation.Product Features 10 Selectable SoundsDingDongDing-Dong4-Note Westminster8-Note WestminsterKnock KnockJingle BellsBarking DogsBicycle BellBuzzerTechnical DetailsManufacturer Part #: STI-3350UPC: 662950002734Frequency: 433 MHzWireless Range: Up to 500 feet (line of sight)Power Source:Transmitter: One CR2032 battery (supplied)Receiver: Plugs into 120 VAC outlet (minimum 110 VAC)Dimensions:Transmitter: 3.3(L) x 1.1(W) x 0.975(D) inchesReceiver: 5.0(L) x 3.25(W) x 1.425(D) inchesApprovals: UL, cUL, FCC, ICWarranty: 1-Year Limited