digital wireless doorbell

الوصف

Acquiescence Music: Double clink sonuds & Alice & Westminster Optional Music: Double clink sonuds & Welcome (in English) & Welcome (in Arabic) Self-choosing Music: *2 pieces of Music ( needed extra expenditure 0. *5 USD/piece) Packing: blister Catron measurement(cm): *5. 5**6. 5**2(AC Type) *5. 5**6. 5**7(DC type) QUANTITY OF PACKAGE: *0 pcs/ctn Transmission range: **0m(open area) Approval: CE, R&TTE Frequency: **5MHz and **3MHz Negative wave: **7dbm Quiescent current: 5W(AC TYPE) **0µA(DC TYPE) Working Voltage: **0V(AC TYPE) 4. 5V(DC TYPE) Transmitting power: **0µW