This entrance alert chime is a completely wireless, self contained PIR entrance alert system. This is a single unit PIR sensor/chime. The PIR sensor is on the front of the unit and the chime speaker is on the back of the unit. Made in the USA and one of the most dependable and reliable entrance alert units available. This type of battery powered, wireless entry chime is favored because it will work if during power failures so you will never miss someone coming through your doors. From the entrance detector works on passive infrared technology and is not prone to false alarms that beam alert entry systems are prone. The chime sound is a a pleasant sounding “ding-dong” every time a person enters its detection area. Designed with state of the art electronic components to operate under the most demanding circumstances, the SL-40 is ideal for monitoring small offices, fast food restaurants, sandwich shops, pizza parlors, convenience stores and retail establishments. THIS UNIT DOES NOT WORK WITH THE RODANN RX1000A or RX2000A RECEIVERS. PLEASE CALL FOR ASSISTANCE

Product Features

• Entrance Alert Set Is Completely Wireless & Will Operate During Power Failures. This Entry Chime Will Never Miss A Customer Walking Into Your Business
• Long battery – Lasts 6 Months To 2 Years
• Self Contained Entry Alert With PIR Sensor, Chime & Adjustable Volume Control
• Easy Do It Yourself Installation. No Wiring Required. Can Be Mounted With The Included Bracket Or Double Sided Tape. Can Be Ceiling, Door Or Wall Mounted.
• Made In The USA. One Year Manufacturer Warranty