A1200P1200 is A1200P plus 12 FXS-100 modules.
A1200P needs a Splitter SP140.

Via professional firmware design and new device driver, the A1200P greatly decrease the cpu payload, and also increased the stabilityof whole system. The 12 port card even use less cpu time than the 4 port card!

You could buy FXO100 or FXS100 modules freely use with this product according to your requirements.

The photo above is A1200P with 12 FXO modules installed. A1200P1200 just has 12 FXS100(green) modules pre-installed.

Key Benefits:
1. Low CPU payload : below 25% with 8 pcs of A1200P(96 ports) after driver installed, on a Celereon D 2.53Ghz.
2. Scalable: Just add additional cards to extend system.
3. Easy to use : Module Pin to Pin compatible with X100M and S100M. You can use Digium's X100M/S100M module on this card, or use our FXO-100/ FXS-100 Module on TDM1200P.
4. Excellent choice of upgrade your TDM400P based Asterisk system to A1200P, achieve 96 port density or more in one PC, and protect your investment by directly make use of your invest on modules of TDM400P.
5. Rohs is compliant.

Certificates: A-Tick, CE, FCC