Model:A10 ertuoer; What's in the box:User manual - English, 2Indoor Unit, 2Outdoor Unit; Connection:Wireless; Installation:Self-adhesive; Kit Configuration:Two to Two Doorbell; Additional features:Sound adjustable, Intercom, Non-visual doorbell; Answering mode:Music; Primary Application:Doorbell; Net Dimensions:0.0000.0000.000; Net Weight:0.000; Listing Date:05/21/2020; Special selected products:COD
Receiving Frequency:433; What's in the box:1Outdoor Unit, 1Indoor Unit; Connection:Wireless; Kit Configuration:One to One Doorbell; Additional features:Non-visual doorbell; Answering mode:Ding dong, Music; Material:ABSPC; Net Dimensions:0.0000.0000.000; Net Weight:0.000; Listing Date:02/22/2019; Production mode:External procurement
Receiving Frequency:433; What's in the box:1Outdoor Unit, 3Indoor Unit; Connection:Wireless; Installation:Surface Mounted; Kit Configuration:One to Three Doorbell; Additional features:Non-visual doorbell; Answering mode:Ding dong, Music; Material:ABSPC; Listing Date:02/19/2019; Production mode:External procurement