https://www.tp-link.com/en/business-networking/accessory/txm431-sr/
TXM431-SR | 10GBase-SR SFP+ LC Transceiver | TP-Link
10GBase-SR SFP+ LC Transceiver
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https://www.tp-link.com/en/business-networking/accessory/txm431-lr/
TXM431-LR | 10GBase-LR SFP+ LC Transceiver | TP-Link
10GBase-LR SFP+ LC Transceiver
lrsfplctransceivertp