Brainboxes PCI 4 port RS232 (4x25) interface cards/adapter

Serial cards engineered to exceed expectations

Universal PCI card provides 4 industry standard RS232 serial
COM ports in a single PCI slot, 9 pin or 25 pin cable options.
Universal PCI is fully compatible with both 3.3Volt and 5Volt PCI
slots; protecting your investment into the future.