- 23B Channels and 1 D Channel
- Only compatible with the KX-TD1232-6 system
- Must be installed in the master cabinet
- Requires the KX-TD112 PLL System Clock Card
- An external Channel Service Unit (CSU) is required
Panasonic KX-TD290 PRI ISDN Module for KX-TD1232 features 23 B Channels and 1
D Channel, Only compatible with the KX-TD1232-6 or KX-TD1232-7 system and
Requires the KX-TD112 PLL System Clock Card (Included with Package).