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POE-E304 1-Port 802.3bt PoE++ to 4-Port 802.3af/at Gigabit PoE Extender - Planet Technology USA
9 port 10/100Mbps POE Switch 8 ports IEEE802.3af/at 50V3A 150W Power supply for 1080P HD IP Camera NVR CCTV Security System|switch poe 4 ports|8 portgigabit switch poe - AliExpress