wireless wifi video doorbell intercom kit door phone intercom home security,support ios android,wireless doorbell receiver

specifications: material: abs type: us/ eu plug operating frequency: 433.92 mhz +/-280 khz power consumption: 10 mw transmitting power: 0dbm sensitivity: -110dbm sound volume: up to 110db size: 142x76x28mm,82x82x40mm application: house,office,market etc. package includes:
1 x plugin chime 1 x doorbell
1 x screw bag
1 x user manual this type chime has 2 color,white and black, if you need white color, please leave us message,or we will default as black. thank you. plug type: eu plug,us plug(please leave us message which type plug you need, thank you).syi