Perle SPEED4 4-Port Multiport Serial Adapter - 4 x RJ-45 0.12Mbit/s networking card

Perle SPEED4 provide 4 on-board RJ45 RS232 ports, speeds up to 115 Kbps. Speed4 and Speed4+ are high-performance, intelligent, low-maintenance, multi-port I/O serial cards for PCI-based servers. They are designed for integration into server-based serial communications applications based on any of a wide range of UNIX and Windows operating systems.??Speed4 and Speed4+ cards are most frequently used in applications requiring the connection of point of sale equipment (such as cash tills and barcode readers) multi-user terminal systems (using 'dumb' terminals or thin client architectures) and Automated Teller Machines. Full control line support in the Speed4+ also makes it suitable for any modem or ISDN Terminal Adapter RAS application.