What is the Huawei 03031RGC?
The Huawei 03031RGC is a memory module, listed by the manufacturer as "TN12RAU201E C-BAND Backward Raman and Erbium Doped Fiber Hybrid Optical Amplifier Unit(MAX -2dBm LINE IN and MAX 20dBm OUT,Gain 30~41dB for G.652,with fiber monitor interface).". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
