What is the Huawei 03030KAB?
The Huawei 03030KAB is a circuit board, listed by the manufacturer as "TNF1MR4 (TNF1MR419), 4-CHANNEL OPTICAL ADD/DROP MULTIPLEXING BOARD(195.7/195.8/195.9/196.0THz).". It is part of Circular Telecom's surplus and refurbished telecom/IT equipment inventory.
