This Delock port replicator can be connected to a single USB port of your computer and expands your system by several interfaces, like USB, audio, Gigabit Ethernet, DVI and HDMI. The DVI and HDMI ports enable the connection of two additional monitors. The port replicator supports a HD resolution of up to 2048 x 1152. Audio -Built-in speaker(s): N Ports & interfaces -Connectivity technology: Wired -USB 2.0 ports quantity: 4 -USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 3 -HDMI ports quantity: 1 -Microphone in: Y -Headphone outputs: 1 -DVI-I ports quantity: 1 -S/PDIF out port: N -USB connector type: USB Type-A, USB Type-B -DC-in jack: Y Network -Ethernet LAN: Y -Ethernet LAN (RJ-45) ports: 1 -Ethernet LAN data rates: 10,100,1000 Mbit/s Storage -Built-in HDD: N Packaging content -Cables included: USB -Manual: Y Other features -MIDI/Joystick port: N -Minimum system requirements: 1.6 GHz, 30GB HDD -Compatible operating systems: Windows XP/Vista/Vista-64/7/7-64, Mac Lion 10.7.4 Performance -Product colour: Black, White -Card reader integrated: N -Optical drive included: N -LED indicators: Y Logistics data -Harmonized System (HS) code: 84733020 Control unit -Remote control included: N