CACAZI H10 1 For 2 Home Wireless Music Doorbell without Battery, Plug:UK Plug(Black) Tag-Doogee 5mm and plug-in card function

5mm and plug-in card function

4) Length: 5M

The optical engine is responsive

Take out the USB receiver form the battery compartment

Application: suitable for TV line (closed line) and TV connection

CACAZI H10 1 For 2 Home Wireless Music Doorbell without Battery, Plug:UK Plug(Black) Tag-Doogee 5mm and plug-in card function1. Material: ABS, electronic components 2. Remote control distance: 300 meters 3. Built in music: 36 songs 4. Volume: 4 speed adjustment 5. Transmitter battery: 12V 23A battery x 1 (shipping without battery) 6. The doorbell has built in 36 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,