TP-Link TL-SG105 5port Switch Desktop,Gigabit,Steel Case 5-Port 10/100/1000Mbps Desktop Switch 5× 10/100/1000 Mbps Auto-Negotiation RJ45 ports supporting Auto-MDI/MDIX Plug and play, no configuration needed Supports 802.1p/DSCP QoS and IGMP Snooping functions Durable metal casing, desktop/wall-mounting options, and a fanless design IEEE 802.3x flow control provides reliable data transfer Green Ethernet technology reduces power consumption HARDWARE FEATURES Standards and Protocols IEEE 802.3i/802.3u/ 802.3ab/802.3x, IEEE 802.1p Interface 5× 10/100/1000 Mbps, Auto-Negotiation, Auto-MDI/MDIX Ports Fan Quantity Fanless External Power Supply External Power Adapter (Output: 5 V DC / 0.6A) LED Indicator System Power Link/Act indicators per port built into each RJ-45 port Dimensions ( W x D x H ) (100 x 98 x 25 mm) Max Power Consumption 2.3 W (220 V/ 50 Hz) Max Heat Dissipation 7.83 BTU/h PERFORMANCE Packet Forwarding Rate 7.4 Mpps MAC Address Table 2K Packet Buffer Memory 1 Mb Jumbo Frame 16 KB SOFTWARE FEATURES Advanced Features Green Technology 802.3X Flow Control 802.1P/DSCP QoS (for V2 and later version) IGMP Snooping Transfer Method Store and Forward OTHERS Certification CE, FCC, RoHS Package Contents 5-Port 10/100/1000Mbps Desktop Switch Power Adapter Installation Guide Environment Operating Temperature: 0–40 °C (32–104 °F) Storage Temperature: -40–70 °C (-40–158 °F) Operating Humidity: 10–90% RH non-condensing Storage Humidity: 5–90% RH non-condensing