RC-C 900ft Long Range Loud Wireless Doorbell System - 52 Chimes - Quick & Easy Installation. QUICK & EASY SYSTEM TO INSTALL IN MINUTES - Setup the doorbell literally within minutes of opening the packaging and is suitable for long range [900ft] in any home, garden or business. WILL ALERT YOU AT ALL 4 VOLUME LEVELS - Our wireless system is loud enough to hear at any of the 4 levels of volume and low enough so it won't disturb any sleeping monsters. OVER 50 CHIMES INCLUDED AT LONG RANGE - Pick one of the many chimes you like which range from modern to old fashioned - makes a great gift for family/friends & co-workers. COMPLEMENTS ANY DOOR WITH ITS ACTIVATED WIRELESS LIGHT FEATURE - Our outdoor doorbell also includes 2 types of fixing options to the push button unit, self-adhesive or screws both easy and quick to install. 100% SATISFACTION MONEY BACK GUARANTEE - When you order today you'll get the highest quality product, as well as outstanding customer satisfaction which we take extreme pride in. Our number one goal at Rage Systems and our products we offer is we have a no questions asked money back guarantee, if you're not completely 100% satisfied. If for some reason they is a problem with your product we'll even offer a replacement if you would prefer.