Our Total Customer Satisfaction Guarantee - Thank you for making us the #1 Best Selling doorbells. If you are not 100% completely satisfied, simply contact us to request a refund or exchange! Features of the (Model H) SadoTech Flashing and Vibrating Wireless Doorbell with Portable Vibrating Receiver: BOTH plugin receiver and portable vibrating receiver includes: over 50+ different ring tones. operating range of over 500 feet (1000 feet in open area). 4 levels of adjustable volume from 25db to 110db. The remote transmitter button sends a wireless signal to EITHER OR BOTH the plugin receiver and/or the portable vibrating receiver Plugin Receiver has 4 operating modes: 1) Only LED Flashing 2) Only Music 3) Flashing+Music 4) Power Off Portable Vibrating Receiver has ON/OFF switch and volume and chime control buttons. Comes with optional belt clip. SadoTech doorbells are the perfect doorbells that are stylish, elegant and have a modern look for any home setting.
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