The Allied Telesis MCF3000/8LC is an 4 port SFP+ (1G/10G) to 10/100/1G/2.5G/5G/10GT Media Conversion blade for the MCF3000 Series Chassis. Capable of being used in unmanaged or managed mode (with the addition of the MCF3000M management module), this blade allows the user flexibility to determine speed and distance in their network connections.