Wireless Doorbell with PIR Motion Sensor Technology, Motion Activated Auto Voice Entry Alert for Guest Welcome, Ideal for Home Office Shop Security Alarm System

【Wide Application】-- Great wireless doorbell for smaller shops, stores, home, and business offices, who wants a simple and effective heads-up when someone walks through a door or any monitored areas. 【Multifunctional Modes】-- Voice mode/ Music mode/ Alarm mode, you could set the proper mode according to your need. Under Voice mode, it greets people with "Hello, welcome"; Alarm mode will sound alarm to alert you if it detects movements; Music mode provides 32 different options of ringtone, there is something for everyone. 【Volume Adjustment】-- Up to 85db±5db alerts with 4 volume levels, press the button and adjust the volume. Never have to worry about missing a customer or knowing someone unexpected.Powered by 3 * AAA batteries(not include) 【Detection Range】-- Picks up any type of movement within 2-6m to 110°Horizontal, 60°Vertical, a blind zone occurs when beyond of the angle range, so placement is the key to maximize its utility. Sensitive enough to notify you when people walk into you property. Unable to "see" through the glass/window to operate. 【More Secure Design】-- Motion detector, alarm triggered by motion, keeps you aware of intruders or visitors anywhere around your home. Infrared sensor detects motion and sends a to the receiver., Weight: 0.220462262 pounds, Manufacturer: Smandy