Ethernet switch Complies with ieee802.3 f=ieee 802.3u ieeef=802.3xf=802.1p Store and forward function. Full / half duplex mode Plug and play installation with automatic port configuration 16 10/100m self-negotiable rj-45 ports, 1 uplink port. Auto-shift 10base-t 111and 100base-tx. All ports support ieee802.3x full duplex flow control, and half duplex 111back-pressure flow control Basic board width: 3.2 gbps, supply separate board width for each port to 111realize real bon-blocking transmission 4k mac address Switch led indicator: 1 led (power) Port led indicator: 2 leds (link & 10/100mbps) Power: 100-240vac·+50-60hz Operation temperature: 0 ~ 40 f¦ Store temperature: -20 ~70 f¦ Operation moisture: 10~90% Store moisture: 5~90% Size: 440*177*44 mm