• DSL Circuit Protection, Safe for operation in monitor and talk mode on DSL lines
• SIGNALSHIELD™ Digital/Data Signal Alarm - Audible and visual alert
• Duplex Speakerphone - Handsfree application
• Speakerphone in Talk Mode - Battery powered
• Speaker in Talk & Monitor Mode - Battery powered
• "One touch" memory dialing - 3 locations
• Repertory memory dialing - 10 locations
• Electronic ringer indicates incoming calls
• Line polarity indication
• Line monitor feature
• Monitor Impedance >120K Ohms
• Field changeable cordset

Please note : The HD-630 model is the exact unit that it replaces. The Ideal 62-415 was actually manufactured by HDTelecom. This assures a perfect match.