Description:This USB 2.0 to serial adapter enables you to connect up to eight different serial devices to a free USB port.Specification:• Connector: 1 x USB 2.0 type B female > 8 x serial RS-232 DB9 male 1 x 5 V DC jack • Chipset: Moschip • Serial connector with screw nuts • Data transfer rate up to 921.6 Kb/s • LED indicator • Automatic IRQ and I/O address selection • Eight 16C450 / 16C550 compatible UARTs • Supports FIFO 512 bytes per port (transmit / receive)System requirements:• Windows XP/XP-64/Vista/Vista-64/7/7-64/8/8-64/8.1 • PC or notebook with a free USB portPackage content:• USB 2.0 to 8 x serial adapter • USB 2.0 connection cables • External power supply • Driver CD • User manual