Panasonic KX-TDA6110 Memory Expander Card:

Main Bus Connection Card BUS-M Card Compatible with the KX-TDA 600 KX-TDE600

Specifications:

• Compatible with KX-TDE600 and KX-TDA600 Panasonic Phone Systems
• One card required to connect the basic shelf KX-TDA600 or KX-TDE600 to the first expansion KX-TDA620 mounts in the KX-TDA600 basic shelf
• Up to 2 KX-TDA6111 BUS-ME cards can be mounted on the BUS-M card KX-TDA6110 to connect to second and third expansion shelves KX-TDA620 to the basic shelf KX-TDA600 or KX-TDE600