KX-TDA0470 - Panasonic hybrid IP 16-channel VoIP extension card (IP-EXT16) - can be used with IP telephones: KX-NT136, KX-NT346, KX-NT343 and KX-NT321 - Each card requires one free slot and supports... (Read more)
KX-TDA0190 - Panasonic optional 3-slot base card (OPB3)- This card is equipped with 3 connectors to receive the following option cards: 4 message card, 4 port doorphone card, and the 16 port echo... (Read more)
KX-TDA0161
- Panasonic 4 port doorphone card ( DPH4 )- Required to connect doorphones ( KX-T30865 , KX-T7775 and video intercom systems VL-GM201A and VL-GM301A )- Supports up to 4... (Read more)
KX-TDA0161-R
- Panasonic 4 port doorphone card ( DPH4 )- Required to connect doorphones ( KX-T30865 , KX-T7775 and video intercom systems VL-GM201A and VL-GM301A )- Supports up to 4... (Read more)
KX-TDA0166 - Panasonic 16 port echo cancellation card (ECHO16)- Provides echo cancellation for conference calls for up to 16 port- Mounts on the KX-TDA0190 (OPB3) cardKXTDA0166 (Read more)
KX-TDA0168 - Panasonic single line extension caller card (SLT CID)
- Mounts on the KX-TDA0173 8 port single line extension card (SLC8) only (Read more)