What is the Huawei 02311JXQ?
The Huawei 02311JXQ is an optical transceiver, listed by the manufacturer as "FUNCTION MODULE,RRU3230E,WD5MIMRBC3D0,ATOM RRU,SINGLE-MODE TRANSCEIVER UNIT(RX1710-1770MHZ/TX1805-1865MHZ,90-290VAC,9.8G,2T2R,OUTSIDE ANTENNA". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
