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TP-Link TL-SM321B, WDM Bi-Directional SFP Module
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Review TP-Link SFP Module TL-SM321A dan TL-SM321 | Kitareview.com
Buy for TP-Link TL-SM321A and TL-SM321B 1.25G SFP Module BIDI WDM Transceiver 10-20KM Simplex LC 13101550nm 1Pair Online in Italy. B07D5F5CJY