- Expand your PC with two serial and one parallel interfaces - Serial (RS-232) interface: * Fast Data Rates of up to 256Kbit/s * Supports RS-232 hardware flow control - Parallel interface: * SPP, PS2, EPP, ECP compatible IEEE 1284 printer port * Fast data transfer rates of up to 1.5MBps - Connection ports: 2× DB9 pin Male - Mounting height: Full profile