Ringmax - Telephone Accessory Manufacturer: Exclusively by Reizen Inc. SKU: 100*MAX Weight: Length: Width: Height: Availability: Our Price: $36.95 Availability: Usually ships within 1 to 2 business days Qty: Add to cart Add to wishlist Email a friend Ask question about product DetailsProduct Specification The RINGMAX is a high output ringer with adjustable volume, tone and warble. It can be attached to any residential telephone to provide a loud ringer signal. Maximum volume is 90dB. Accessories Ringer Related products Super Phone Ringer Our Price: $49.95 < > Product tags Ringer (6) , 90dB (2) , Telephone (58) , Telephones (79) , Amplified Telephones (64) , MaxiAids (1962)