Additional Details ------------------------------ Product description: "Panasonic KX-NS700 DPH2 Door Phone Interface Card. Supports 2 Door Phones, 2 Door Openers, and 2 External Sensors

Features
- Adds Support for up to 2 Door Phones
- Adds Support for up to 2 Door Openers
- Adds Support for up to 2 External Sensors

Compatibility
- *******Compatible Systems*******
- Panasonic KX-NS700 Series Systems (KX-NS700, KX-NS700G)
- *******Compatible Chassis*******
- Panasonic KX-NS700 Main Chassis (KX-NS700)
- Panasonic KX-NS700 Expansion Chassis (KX-NS720)

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