Sanzuco Doorbells, Waterproof Wireless Doorbell Hands Free, 1000Ft Range Door Bell Intercom Supports Two Way Communication With

This Wireless Doorbell Is A Full Duplex Intercom Doorbell That Provides Two-Way Real-Time Communication In Hands-Free. ? The Lithium Battery In This Wireless Doorbell Has A Strong Battery Which Can Charge Over 500 Times. For The Transmitter, The Battery Can Be Used For 4 Months In Each Charge And The Battery In The Receiver Can Be Used For 12 Day In A Single Charge. ? Due To Its 1000 Feet Reliable Wireless Range And High Signal Penetration, Press The Outdoor Transmitter When A Visitor Arrives, And The Doorbell Receiver Will Ring To Let You Know That A Visitor Has Arrived. This Full-Duplex Intercom Wireless Doorbell Allows You To Talk To Visitors Anywhere, Such As Home, Office, Classroom. ? The Stereo Speaker In This Wireless Doorbell Produces Rich & And Crisp Sound And 4 Adjustable Volume Of Ringtone. The Doorbell Ring Can Allow You To Hear The Sound In Any Place And Situation. The Output Human Voice From The Doorbell Will Also Be Very Clear And Easy To Hear Due To A Sensitive Sensor That Has An Accurate Transmission Of Human Voice. How To Use: For The Convenience Of Customers, Our Doorbell Has Been Set In Advance, You Can Use It Out Of The Box. Fully Charge Transmitter And Receiver Before First Use! Package List: 2 X Indoor Receiver 1 X Outdoor Transmitter 2 X Cable & Charging Brick 1 X User Manual 1 X Double Sided Tape