{"product_id":"opera-led-wireless-doorbell-set-black-1-set-transmitter-and-receiver","title":"OPERA LED Wireless Doorbell Set, Black, 1 Set (Transmitter and Receiver)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eOPERA black wireless doorbell set with one transmitter and one receiver. The receiver has an LED indicator, and the chime offers 36 melodies and four volume settings, including silent mode.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e DD-912I (DC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmitter dimensions:\u003c\/strong\u003e 45 × 16 × 78 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReceiver dimensions:\u003c\/strong\u003e 90 × 25 × 138 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating frequency:\u003c\/strong\u003e 315 MHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuggested transmission distance:\u003c\/strong\u003e approximately 15 m; the source lists a maximum of approximately 50 m. Actual range can vary with the installation environment and interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e transmitter, receiver, double-sided tape, and two screws\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePower\u003c\/h2\u003e\u003cp\u003eRequires one 23A 12V battery for the transmitter and three 2A 1.5V batteries for the receiver. Batteries are sold separately.\u003c\/p\u003e\u003ch2\u003eInstallation\u003c\/h2\u003e\u003cp\u003eAttach the transmitter to a wall using the included double-sided tape and place the receiver indoors. The source advises avoiding metal surfaces, which may reduce the signal range.\u003c\/p\u003e\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is included in this set?\u003c\/strong\u003e\u003cbr\u003eThe set includes one transmitter, one receiver, double-sided tape, and two screws.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre batteries included?\u003c\/strong\u003e\u003cbr\u003eNo. The transmitter requires one 23A 12V battery and the receiver requires three 2A 1.5V batteries; batteries are sold separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow many chime melodies and volume settings does it have?\u003c\/strong\u003e\u003cbr\u003eThe supplied product information lists 36 melodies and four volume settings, including silent mode.\u003c\/p\u003e","brand":"OPERA","offers":[{"title":"Default Title","offer_id":67818097737898,"sku":"web-kr-coupang--1262492136_2263756467","price":53.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/5300\/5226\/files\/cb5379ea-2085-473a-8784-78734339a519.jpg?v=1793778689","url":"https:\/\/kplenty.com\/products\/opera-led-wireless-doorbell-set-black-1-set-transmitter-and-receiver","provider":"KPLENTY","version":"1.0","type":"link"}