1.Parallel port transmision rate as high as 1.5 Mbyte/SEC 2.Compatable with IEEE 1284 printer ports 3.Accord with PCI - Express 1.0 a standard 4.PCI-Express rate 2.5 Gb/s and full duplex channel 5.One SPP, PS2, EPP, ECP Compatible IEEE 1284 printer ports 6.High speed data transfer rate as high as 1.5 MBMbyte/SEC 7.Built-in 256 bytes of FIFO 8.Supports plug and play