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8 Doorbell Ring Chimes (Less is More): Three Dog Barking sounds;1x Generally Alarm; 1x Welcome;1x Ding Dong;2x Melody; 4 Volume level (The maximum volume can reach to 110db); The special dog barking sound can be use as a alarm to let you know when somebody or the animals get through, it could be a tool to scare away the thieves in some circumstances, but this is just a tool and it cannot equal a real dog
Working Range: 1000Ft at open area with open antenna and its suitable for 0~200 m to use; With waterproof building, Its suitable for indoor/outdoor use; double-sided sticker or screw can be used
3 Working Modes: LED Flashing Light; Sounds; Sounds+LED Flashing Light; Choose the one you like
Multiple Possibilities: Components are factory paired for your convenience, so you can choose N Sensors + N Receivers for your extra needs
Buy with Confidence: 1 year warranty and friendly customer service!