AVANTEK Mini Waterproof Doorbell Chime， 2 Transmitters + 2 Plug-in Receivers Included， Operating at
<p><b>Features:</b> </p><ul><li>100% SATISFACTION: Our AVANTEK wireless doorbell is approved by FCC, CE and RoHS; we provide customer service on our products and we will always do our best to support you.</li><li>SIMPLE SET UP: Just plug the mini receiver into a socket and fix the transmitter on a wall with the accessories provided; includes 2 screws, 2 anchors, a key and a piece of double-sided bonding tape300 M/1000 FT ULTRA LONG WIRELESS RANGE: 1 plug-in receiver included; will not interfere with other equipment in your home or those of your neighbors; ensures you will never miss a visitor, even if you are a few rooms away or on another floor</li><li>300 M/1000 FT ULTRA LONG WIRELESS RANGE: 2 Transmitters + 2 Plug-in Receivers included; will not interfere with other equipment in your home or those of your neighbors; ensures you will never miss a visitor, even if you are a few rooms away or on another floor</li><li>52 CHIMES TO CHOOSE FROM: 1.1 in (29 mm) stereo speaker delivers ...