CACAZI A58 1 For 1 Smart Wireless Doorbell without Battery, Plug:EU Plug(Silver) Filter-For Acer Stream high-definition video and audio

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1080P wireless 100 meters transmission of audio and video

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CACAZI A58 1 For 1 Smart Wireless Doorbell without Battery, Plug:EU Plug(Silver) Filter-For Acer Stream high-definition video and audio1. Material: ABS, electronic components 2. Remote control distance: 300 meters 3. Built in music: 60 songs 4. Volume: 5 speed adjustment 5. Transmitter battery: 12V 23A battery x 1 (shipping without battery) 6. The doorbell has 60 built in chord music, you can choose according to your preference 7. Strong penetrability, the straight line distance on the open space can reach 300 meters (note: the actual use effect varies depending on the environment,