Add four external USB (Universal Serial Bus) 3.0 ports to your notebook or Ultrabook with a slim, portable hub. The ST4300PBU3 4 Port Portable Super Speed USB (Universal Serial Bus) 3.0 Hub with Built-in Cable turns a single USB (Universal Serial Bus) 3.0 port into four so you can connect more peripherals. The integrated cable avoids the need to carry an extra cable, plus the hub is USB (Universal Serial Bus)-powered for easy transport when youre on the go. Great for adding extra ports to your Ultrabook, tablet or Macbook, this portable USB (Universal Serial Bus) hub offers a block-style design with ports across top of the hub so devices like USB (Universal Serial Bus) keys or wireless keyboard/mouse receivers sit upright on the desk. Or, the hub can be laid on its side for easy cable connections to devices like external hard drives or printers. The four port USB (Universal Serial Bus) 3 hub supports USB (Universal Serial Bus) 3.0 data rates (5 Gbps
- up to 10x more than USB (Universal Serial Bus) 2.0) & is backward compatible with USB (Universal Serial Bus) 2.0 & 1.1 devices, for simultaneous connection to new & legacy devices.
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Add four USB (Universal Serial Bus) 3.0 (5 Gbps) ports to your Mac Book, using this silver, Apple style hub with an extended-length cable. This 4-port portable USB (Universal Serial Bus) 3.0 hub is tailored to match the stylish design of your Mac Book, or laptop with a similar matte silver finish. It features a sleek, silver sandblasted housing that looks great next to your Apple laptop, & because the hub is designed with a solid-aluminum casing, it provides the lightweight durability that's ideal for either travel or desktop usage. It also integrates a lengthier, 27 cm (10.5 in) cable, so you have the flexibility to place the hub & your devices exactly where you need them. This high-quality, Apple style USB (Universal Serial Bus) hub gives you an easy way to expand your Mac Book connectivity. It provides four USB (Universal Serial Bus) 3.0 (also known as USB (Universal Serial Bus) 3.1 Gen 1) hub ports in a compact housing. Its silver sandblast finish provides a unique & stylish look when compared to traditional hubs. Now your USB (Universal Serial Bus) hub can look as trendy & contemporary as your Mac Book or Ultrabook, or your laptop that features a similar finish or shade. The hub's built-in USB (Universal Serial Bus) cable has sufficient length to reach your laptop's USB (Universal Serial Bus) 3.0 port, regardless of where the port is located. Plus, the extended-length cable provides you with more desk placement options. If you're looking for portability, then this hub can help. Its compact & lightweight design makes it absolutely ideal for travel. Plus, with a built-in USB (Universal Serial Bus) cable, you can tuck the versatile hub neatly into your travel bag, & avoid the nuisance of carrying around a separate power adapter. With a rugged aluminum housing, the hub offers dependable protection, so it's perfect for back-&-forth trips from home to office. Plus, the compact USB (Universal Serial Bus) hub takes up minimal space on a desk, so you can use it in hot-desk or BYOD (Bring Your Own Device) environments. This bus-powered hub is plug-&-play & hot-swap compatible, so you can install it quickly, with no additional drivers or software required. You can also avoid th ...

Add 4 RS232 serial ports with 5V or 12V selectable power output to your computer, through a PCI slot. The PCI4S954PW 4-Port PCI Serial Card (with power output) turns a PCI slot into 4 RS232 (DB9) serial connections & enables compatible devices to draw power from the serial ports. Suitable for many RS232-powered serial applications, this PCI serial card offers a selectable 5V or 12V power option, capable of power output using pin 1, 4, 8 or 9, which enables you to configure the card to suit the requirements of your powered RS232 devices. A flexible solution for adding serial ports to full-sized, or small form factor systems, the 4-port serial card

Includes:: both low & full profile brackets while the included breakout cable helps to avoid cluttered connections.

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Control up to 4 PC or Mac computers from a single keyboard, mouse & monitor & share any USB (Universal Serial Bus) device between all connected computers. The SV431USB 4 Port rack mountable VGA USB (Universal Serial Bus) KVM Switch with Hub offers simple control of up to four computers from a single monitor/display & USB (Universal Serial Bus) peripheral set (keyboard, mouse). The USB (Universal Serial Bus) KVM switch features an integrated 4 port USB (Universal Serial Bus) hub, allowing you to share connected USB (Universal Serial Bus) peripherals between the four controlled PC/ Mac computers as though the devices were connected directly. Offering convenient placement & installation options, the KVM switch features a 1U rack-mountable form factor & rear port connection to master & slave computers, allowing you to make the necessary device connections without disrupting your workspace. A cross-platform solution, the KVM switch supports high resolution applications at up to 1920x 1440 & provides a smooth operating experience when controlling mixed (Windows/ Mac OS/ Linux) environments. ...

Control up to 4 PC or Mac computers from a single keyboard, mouse & monitor & share any USB (Universal Serial Bus) device between all connected computers. The SV431USB 4 Port rack mountable VGA USB (Universal Serial Bus) KVM Switch with Hub offers simple control of up to four computers from a single monitor/display & USB (Universal Serial Bus) peripheral set (keyboard, mouse). The USB (Universal Serial Bus) KVM switch features an integrated 4 port USB (Universal Serial Bus) hub, allowing you to share connected USB (Universal Serial Bus) peripherals between the four controlled PC/ Mac computers as though the devices were connected directly. Offering convenient placement & installation options, the KVM switch features a 1U rack-mountable form factor & rear port connection to master & slave computers, allowing you to make the necessary device connections without disrupting your workspace. A cross-platform solution, the KVM switch supports high resolution applications at up to 1920x 1440 & provides a smooth operating experience when controlling mixed (Windows/ Mac OS/ Linux) environments. ...

This 4 USB+PS/2 KVM Switch offers a professional-grade computer management tool that means that you can control up to 4 directly connected computers from one source, with support for display resolutions of up to 1920x 1440
- a perfect solution for high-resolution applications. A versatile KVM solution, the switch can be used to control computers that support either USB (Universal Serial Bus) or PS/2 connections (mouse, keyboard), & offers a scalable method of managing connected systems using cascaded installation (using multiple KVM switches). Offering broad compatibility, the KVM switch is designed to work with Dell, Compaq, IBM & HP servers & all PC notebook computers, ensuring a smooth & reliable operating experience. The KVM switch features a durable all-metal body that is suitable for virtually any operating environment including corporate or industrial operating applications. This professional-grade USB+PS/2 KVM Switch provides reliable computer management.
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This 4 USB+PS/2 KVM Switch offers a professional-grade computer management tool that means that you can control up to 4 directly connected computers from one source, with support for display resolutions of up to 1920x 1440
- a perfect solution for high-resolution applications. A versatile KVM solution, the switch can be used to control computers that support either USB (Universal Serial Bus) or PS/2 connections (mouse, keyboard), & offers a scalable method of managing connected systems using cascaded installation (using multiple KVM switches). Offering broad compatibility, the KVM switch is designed to work with Dell, Compaq, IBM & HP servers & all PC notebook computers, ensuring a smooth & reliable operating experience. The KVM switch features a durable all-metal body that is suitable for virtually any operating environment including corporate or industrial operating applications. This professional-grade USB+PS/2 KVM Switch provides reliable computer management.
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This Rack Mountable USB (Universal Serial Bus) KVM Switch supports high resolution video applications (up to 1920x 1440 pixels supported) & audio switching between connected computers, & provides an integrated USB (Universal Serial Bus) 2.0 hub that lets the selected computer have access shared high speed USB (Universal Serial Bus) peripherals. Providing control of up to four computers from a single USB (Universal Serial Bus) keyboard & mouse peripheral set, the switch features a sturdy all metal chassis & can be rackmounted in a server rack/cabinet using an optional Rackmount Bracket kit (SV431RACK)
- minimizing clutter & saving space.
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This Rack Mountable USB (Universal Serial Bus) KVM Switch supports high resolution video applications (up to 1920x 1440 pixels supported) & audio switching between connected computers, & provides an integrated USB (Universal Serial Bus) 2.0 hub that lets the selected computer have access shared high speed USB (Universal Serial Bus) peripherals. Providing control of up to four computers from a single USB (Universal Serial Bus) keyboard & mouse peripheral set, the switch features a sturdy all metal chassis & can be rackmounted in a server rack/cabinet using an optional Rackmount Bracket kit (SV431RACK)
- minimizing clutter & saving space.
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Add Four RS232 Serial Ports to an Embedded System through a mini PCI Express Slot. The MPEX4S952 4-Port RS232 Mini PCI Express Serial Card (16650 UART) turns a mini-PCIe slot into four RS232 (DB9) serial ports with data rates up to 921.6 Kbps
- a cost-saving solution for adding serial support to embedded systems missing the functionality. A native PCIe single-chip design enables you to take advantage of full PCI Express bus capability, by providing enhanced speed & reliability while reducing the load applied to the CPU by as much as 48% over conventional "bridge chip" serial cards.
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