Welcome to TP-Link Official Shop ! ● HIGHLIGHTED FEATURES ✔ 5 Gigabit Auto-Negotiation RJ45 ports, Supports Auto MDI / MDIX ✔ Green Ethernet technology saves power consumption ✔ IEEE 802.3x flow control provides reliable data transfer ✔ Plastic case, desktop or wall-mounting design ✔ Plug and play, no configuration required ● HARDWARE FEATURES ✔ Interface : 5 10/100/1000Mbps RJ45 Ports AUTO Negotiation/AUTO MDI/MDIX ✔ Fan Quantity : Fanless ✔ Physical Security Lock : No ✔ External Power Supply : External Power Adapter (Output: 5VDC / 0.6A) ✔ Dimensions ( W x D x H ) : 5.5×3.5×0.9 in. (140×88×23 mm) ✔ Max Power Consumption : 3.1W (220V/50Hz) ✔ Max Heat Dissipation : 10.57 Btu/hr ● SOFTWARE FEATURES ✔ Transmission Method : Store and Forward ✔ Advanced Functions : Green Technology 802.3x Flow Control Back Pressure 802.1p/DSCP QoS (for V7 and later version) ● OTHERS Certification : FCC, CE, RoHs Environment: Operating Temperature: 0℃~40℃ (32℉~104℉) Storage Temperature: -40℃~60℃ (-40℉~140℉) Operating Humidity: 10%~90% non-condensing Storage Humidity: 5%~90% non-condensing ● PACKAGE CONTENTS 5-Port Gigabit Desktop Switch TL-SG1005D Power Adapter Installation Guide ★ Warranty : 1 Year Local Warranty