KX-TDA0164 External Relay/Sensor Control Card
Mounts on the KX-TDA0190 card. Provides 4 outputs (relay) and 4 inputs (sensor).
Compatible with KX-TDA600, KX-TDA100, KX-TDA200, KX-TDE100, and KX-TDE200.
Compatible with KX-TDA600, KX-TDA100, KX-TDA200, KX-TDE100, and KX-TDE200.