KX-TDA5105 - Panasonic memory expansion card (MEC) for TDA50- For use with the KX-TDA50G only with version 1.1 or higher software- Required when DXDP is usedKXTDA5105 (Read more)
KX-TDA5168 - Panasonic extension caller ID card (EXT-CID)- Required to pass caller ID to single line telephone, fax answering machines, etc.- Supports up to 8 SLT devices- One card per system- Mounts... (Read more)
KX-TDA5166 - Panasonic 8 channel echo canceller card (ECHO8)
- Provides echo cancellation for conference calls for up to 16 ports
- Max 1 per system
- DISCONTINUED but still available in limited... (Read more)
KX-TDA5161 - Panasonic 4 port intercom/door opener circuit ~~module (DPH4)- One card per system- Operate ~~up to four door speakers (KX-T30865, KX-T7765, or KX-T7775) and four door strikes or gate... (Read more)
KX-TDA5470 - Panasonic IP extension card (IP-EXT4) - Connects KX-TDA50G to wide or local area network for connection of up to 4 IP extensions, KX-NT136, KX-NT265 and the IP softphone- Max of one... (Read more)
KX-TDA5176 - Panasonic 8 port proprietary extension card (PLC8) - 8 Ports per card - Supports KX-T7700 series (APT), DSS and voice mail - 2 Cards max per system KXTDA5176 (Read more)
KX-TDA5174 - Panasonic 8 port single line card (SLC8)- 4 ports per card- Supports single line telephones- Also equipped with 8 DTMF receivers- 2 Cards max per systemKXTDA5174 (Read more)
KX-TDA5173 - Panasonic 4 port single line card (SLC4)- 4 Ports per card- Supports single line telephones- Also equipped with 4 DTMF receivers- 1 Card max per systemKXTDA5173~~ (Read more)