CACAZI A19 1 For 4 Wireless Music Doorbell without Battery, Plug:UK Plug(Black) Filter-Safety Box Charging voltage: 5V 1A

Charging voltage: 5V 1A

Transmission power： 10 dBm

54inch * 5

Media Format Video Compression Format M-JPEG

Scope of application: furniture

CACAZI A19 1 For 4 Wireless Music Doorbell without Battery, Plug:UK Plug(Black) Filter-Safety Box Charging voltage: 5V 1A1. 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,