- Aluminum bell housing- Loud, Up to 95+ dB ring- Shell Size: 6 Inch Diameter- Rings from any standard size RJ-11 telephone line- NO AC Power required- Perfect for Indoor or Outdoor use- Includes Weatherproof backbox- Motor Driven- Tamper resistant volume control- Screw terminal connections and RJ-11 plug- Integral RFI suppression- Ringer Equivalence Number (REN): 1.6A- Approvals Include: TB-593 is UL Listed- Dimensions: 6.062" Diameter x 4.21 Depth

- Aluminum bell housing
- Loud, Up to 95+ dB ring
- Shell Size: 6 Inch Diameter
- Rings from any standard size RJ-11 telephone line
- NO AC Power required
- Perfect for Indoor or Outdoor use
- Includes Weatherproof backbox
- Motor Driven
- Tamper resistant volume control
- Screw terminal connections and RJ-11 plug
- Integral RFI suppression
- Ringer Equivalence Number (REN): 1.6A
- Approvals Include: TB-593 is UL Listed
- Dimensions: 6.062" Diameter x 4.21 Depth