SFP28 MSA compliant

SFP28-DW25GT-10E 25G Tunable DWDM SFP28 supports 48 channels (191.3~196.0THz) wave length with duplex optical data communications, use in 28Gb/s links up to 10km.

SFP28-DW25GT-15E 25G Tunable DWDM SFP28 supports 48 channels (191.3~196.0THz) wave length with duplex optical data communications, use in 28Gb/s links up to 15km.