Questions and answers: Elektrobock Wireless Doorbell BBZ5

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Elektrobock Wireless Doorbell BBZ5 - Doorbell
Elektrobock Wireless Doorbell BBZ5
In stock 3 pcs
269,-
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dobrý den. Dá se u tohoto zvonku nastavit hlasitost a vyzváněcí melodie? Díky Roman Záruba
Je třeba některou část zvonku (samotný zvonek nebo tlačítko zvonku) mít zapojenou v elektřině, nebo do každé části lze vložit baterie?