From InfoGraphic Systems, the ACURT2 and ACURT4 Networked Intelligent Controllers provide a backbone for TOPAZ software. Each panel contains a 32 Bit, 90 MHZ Motorola ColdFire processor with 16 MB of battery backed-up RAM allowing high speed transactions and support for up to 250,000 cardholders. The panels support two (RT2) and four (RT4) readers. Readers may be any combination of reader, keypad or combined reader/keypad.