Adaptec AUA-1420 2-port USB 2.0 CardBus Adapter Adaptec AUA-1420A USB2connect USB 2.0 CardBus Card General Features: Supports 32-bit CardBus Type II slot Two (2) USB 2.0 ports Provides 2/4 downstream ports for USB devices Supports 480 Mbps, 12 Mbps and 1.5 Mbps transfer rates Supports up to 127 devices Backwards compatible with USB 1.1