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Easy to install. Portable carrying Transmitts up to 80 meters(open air) Frequency 433.92MHZ+(-)150KHZ Power: 1*12V Battery for transmitter, 120V/220VAC(10%) for receiver.: Ding-dong and westminster The plug of receiver can suit the standard outlet.HS Code: 85318090 Trademark: WTH Model: TH-A98 Origin: China Packing: Blister packaging Min. Order: 500
