Dear ZTE technical suport.
We are considering to use new RRU type "ZXSDR R8892N M1821E(DC 1805-75 2110-60)<10G>" and "ZXRAN R9224E M1821(AAB)(DC 1805-75 2110-60)<10G,4.3-10>" with Baseband B8200 ( CCE1B + BPQ2). for 2G/3G which software version can run ( UR 15, UR18, UR20) and for LTE which software version can run (LR19, LR20, LR21) and for 2G/3G/4G (uniRAN 19, UniRAN 20).
Looking forward for your soon answers.
thanks