HTZSAFE Wireless Door/Window Magnetic Sensor Alarm-600 Feet Long Wireless Transmission Range-35 Classic Melodies Optional,4 Volume Levels & LED Flash-Home/Business DIY Burglar Alert Security System
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases HTZSAFE wireless door/window alarm system includes 1 wireless door/window sensor and 1 plug-in receiver which has 35 classic melodies and 4 level volume adjustable. Long wireless range from the sensor to the receiver is up to 600 feet(actual range will vary