LOOPBACK-SFP3.5 Attenuation (3.5dB) Power Option (0W) 10G SFP+ Electrical Passive Testing Loopback Module
F-tone LOOPBACK-SFP3.5 10G SFP+ testing loopback module with 3.5dB attenuation, 0W power option for simulating device connections without data transmission.

