QNAP TS-253D-4G 6TB Solution – 2 Bay Desktop NAS | Installed with 2 x 3TB Western Digital Red Drives

Price range: £389.00 through £1,405.88

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Dual 2.5GbE ports accelerates file sharing across teams and devices or gaming storage applications
PCIe expansion allows for a Multi-Gig 10GbE or 5GbE network card, or a QM2 card to add M.2 NVMe or SATA SSDs for caching

Synology DS120j 1 Bay Desktop NAS Enclosure, Black

Price range: £100.30 through £432.16

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An easy-to-use 1-bay personal cloud storage for NAS starters
Sequential throughput at over 112 MB/s reading and 106 MB/s writing