5PCS 0.5W 8 Ohm Speaker Diameter 20/23/28/29/32/36/40/50/57MM Loudspeaker Iron Shell Speaker Loud Speaker for Doorbell Intercom

5PCS 0.5W 8 Ohm Speaker Diameter 20/23/28/29/32/36/40/50/57MM Loudspeaker Iron Shell Speaker Loud Speaker for Doorbell Intercom

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