Viking W-2000A-EWP Surface Mount Handsfree Doorbox with Enhanced Weather Protection 24v Talk Battery

WARNING: THIS PHONE WILL NOT WORK ON A REGULAR PHONE LINE! Verify compatibility first! Viking W-2000A-EWP Features: Microphone volume is provided 24 volt talk battery surface mount unit in a durable plastic case 20 Hz ring generator Can mount on a single gang electrical box Dimensions: 4' x 5.25' x 1.5' Microphone volume adjustment 45° terminal strip for easy wiring Adjustable number of rings (1-7) 3.0 REN Door/Gate entry system for any phone system Doorboxes generate up to ten rings on your telephones when the 'Call' button is pressed Provides standard ringing UPC Code: 615687222180 For Standard version see W-2000A Manufacturer Warranty: 2 Year Limited Warranty Enhanced Weather Protection Option: Includes weather-sealed trim pots and DIP switches, a special rubber microphone boot and a mylar speaker with a rubber gasket acting as a primary shield against water penetration. If required, face plate gaskets are provided to further eliminate water infiltration. All connections are h