Telephones supported:SSW-321-F - Stainless Steel Wall Phone w/Dial Pad BLC-301F - Charge-A-Call Wall Telephone Wall Mount SSW-321-D - Stainless Steel Wall Phone w/No Dial Pad SSP-571-D-ADA - Emergency Elevator Speakerphone
Security Tool (Required for: 301/501/321/521/341/360/560/361/561/371/571 Model Installations)