2GE6146 - Ameriphone SR100 Super Phone Ringer Manufacturer - Clarity Product_Model - SR100 Manufacturer_Part_Number - SR100 Manufacturer_Website_Address - www.clarityproducts.com Additional_Information - Visual ring indicator Choice of four distinct ring patterns Standard analog phone line required, will not work on digital phone systems No batteries or AC power required Ameriphone will repair or replace your Super Phone Ringer for one year from the date of purchase if the unit is defective in workmanship or materials