Optical Transceiver,eSFP,GE,BIDI Single-mode Module(TX1490/RX1310,40km,LC)
S5710-28C-EI, 24 x 10/100/1000Base-T, 4 x SFP+, Chassis, Dual Slots of power (without Flexible Card and extra Power Module)
S5710-52C-EI, 48 x 10/100/1000Base-T, 4 x SFP+, Chassis, Dual Slots of power (without Flexible Card and extra Power Module)