Switch between four HDMI sources on a single HDMI display, with support for MHL & video resolutions up to 4K. The VS421HD4K 4-port HDMI 4K switch lets you share a display or projector with four HDMI-enabled audio / video source devices. The switch features four independent inputs that each support 4K resolution & 7.1 surround sound audio. The 4-port switch also features MHL support on HDMI input port 1, enabling video output video from MHL-enabled mobile devices such as Samsung Galaxy tablets & smartphones. You'll be amazed at how this video switch maintains Ultra HD picture quality. 4K is supported by the latest A/V devices & delivers four times the resolution of 1080p. Plus, because the switch is backward compatible with high-definition 1080p, you can rest assured any video source will look great in your digital signage application. Constructed of solid aluminum, the HDMI switch is durable & heavy enough to prevent the unit from lifting or sliding around if the attached HDMI cables are bumped or shifted. Plus, its small footprint makes it easy to integrate the switch into any boardroom, classroom, home theater, or digital signage application. This switch ensures effortless operation with automatic switching that detects & selects a newly connected device. Automatic switching encourages on-the-fly collaboration among colleagues, by making it easy to share your projector between multiple source devices in a boardroom or classroom environment. The VS421HD4K also supports manual operation using the included IR remote control, or the built-in front panel toggle switch directly on the device. ...

This 4 Port PCI IEEE 1394 Fire Wire 400 Adapter Card turns a motherboard PCI slot into four IEEE 1394a Fire Wire 6-pin female ports (1 internal, 3 external)
- a cost-effective solution that lets you connect any Fire Wire 400 device that uses a 6-pin connector to your desktop computer. The card can be installed in either Mac or PC computers, providing a practical solution for connecting iPods, MP3 players, portable drives, digital camcorders & more. The adapter card supports hot-swappable connectivity, allowing you to plug, unplug, & swap your Fire Wire peripherals with ease, saving time & hassle. The 4 port Fire Wire PCI adapter card

Includes:: a copy of ULEADs Video Studio SE Basic video editing software, making it easy to capture & edit video from your digital video camcorder.


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This TAA compliant 4-port industrial USB (Universal Serial Bus) hub provides four USB (Universal Serial Bus) 2.0 ports to connect your devices. The USB (Universal Serial Bus) 2.0 hub can be surface or DIN rail mounted, providing convenient USB (Universal Serial Bus) connectivity in a work area, server room, or industrial environment. The USB (Universal Serial Bus) hub, with its rugged metal housing & IP30 protection rating, is built to meet the harsh demands of industrial environments. The 15k V ESD Protection (Level 4) reduces the risk of disruption caused by high static industrial environments, which can lead to costly service calls & downtime. To ensure maximum performance, the industrial USB (Universal Serial Bus) hub provides an extended operating temperature range (-40°C
- 85°C). The hub's wide-range 7-48V DC terminal block input gives you the flexibility to power the hub as required, based on your own power input capabilities. For low-power applications, the hub can be operated through the host USB (Universal Serial Bus) bus power. For easy port access, the 4-port industrial USB (Universal Serial Bus) hub can be surface or wall-mounted, &

Includes:: an optional DIN rail mount kit. The plug-&-play ports connect easily to printers, cameras, sensors & other devices. Each port also features its own Transaction Translator (TT), to assist with load balancing & ensure each port can operate at peak performance.


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Add four Gigabit Ethernet ports to a client, server or workstation through one PCI Express slot. Now you can add four separate Gigabit network ports to your client, server or workstation through just one PCI Express slot, to provide connectivity to multiple networks without draining your budget. This 4-port network card delivers powerful connectivity for your business, corporate or government office environment, with support for high-performance, 4-channel networking & a maximum throughput of up to 1000 Mbps in each direction (2000 Mbps total). The network adapter card features the Realtek RTL8111G chipset, which is designed to deliver the performance & enhanced capabilities you need for reliable network connections to your server or computer. This versatile quad-port network card is ideal for many business applications requiring upgrades to servers or workstations, adding feature-rich Gigabit networking with four independent ports. Compatible with a broad range of operating systems, this cost-effective PCIe Gigabit NIC is suitable for many SMB & Enterprise applications such as virtualized environments that require multiple NICs. ...

This 4 Port KVM Switch Kit lets you control four computers using a single keyboard, mouse & VGA monitor & offers both hotkey & top panel push-button operation for simple switching between connected computers. Designed to integrate seamlessly into any environment, the KVM switch offers a small footprint design (roughly the size of a deck of playing cards) & draws power from the connected computers, so it doesnt require an external power supply. A suitable solution for virtually any application, the KVM switch supports video resolutions of up to 2048 x 1536 &

Includes:: 3-in-1 (PS/2 & Video) cables to provide a complete, out-of-the-box KVM solution.

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Connect four USB (Universal Serial Bus) 2.0 devices away from your computer over Cat 5 (40m) or Cat 6 (50m). This 4-port USB (Universal Serial Bus) 2.0 extender is an easy & inexpensive solution for creating workspace freedom. Now, you can extend the distance of your USB (Universal Serial Bus) 2.0 devices over a single Ethernet cable, up to 130ft (40m) over Cat 5, or 165ft (50m) over Cat 6. Overcome the 16ft USB (Universal Serial Bus) cable length limitation to create a more flexible & efficient workspace. Now you can place up to four USB (Universal Serial Bus) devices in remote locations away from the host computer system. Position your hard drive enclosure, printer, scanner, webcam & other popular peripherals right where you need them, to save time & enhance your productivity. Gain quick access to the USB (Universal Serial Bus) devices you use most frequently. Often on the go? Utilize the two top ports for fast, easy connections to portable devices like flash drives, smartphones & tablets. Plus, you still have two front-facing ports for printers or other devices requiring a more permanent set-up. The versatile USB2004EXTV supports Windows, Mac & Linux systems. Set-up is easy with no additional drivers or software required, & the extender is backward compatible with USB (Universal Serial Bus) 1.1 & 1.0 peripherals. ...

Connect four USB (Universal Serial Bus) 2.0 devices away from your computer over Cat 5 (40m) or Cat 6 (50m). This 4-port USB (Universal Serial Bus) 2.0 extender is an easy & inexpensive solution for creating workspace freedom. Now you can extend the distance of your USB (Universal Serial Bus) 2.0 devices over a single Ethernet cable, up to 130ft (40m) over Cat 5, or 165ft (50m) over Cat 6. Overcome the 16ft USB (Universal Serial Bus) cable length limitation to create a more flexible & efficient workspace. Now you can place up to four USB (Universal Serial Bus) devices in remote locations away from the host computer system. Position your hard drive enclosure, printer, scanner, webcam & other popular peripherals right where you need them, to save time & enhance your productivity. Gain quick access to the USB (Universal Serial Bus) devices you use most frequently. Often on the go? Use the two top ports for fast, easy connections to portable devices like flash drives, smartphones & tablets. Plus, you still have two front-facing ports for printers or other devices requiring a more permanent set-up. The versatile USB2004EXTV supports Windows, Mac & Linux systems. Set-up is easy with no additional drivers or software required, & the extender is backward compatible with USB (Universal Serial Bus) 1.1 & 1.0 peripherals. ...

Add four USB (Universal Serial Bus) 3.0 ports to your computer, plus fast-charge your mobile device. Here's a must-have accessory for any mobile device user. This compact USB (Universal Serial Bus) 3.0 hub lets you connect an additional four USB (Universal Serial Bus) devices to your computer, plus, you can easily fast-charge your mobile device using the hub's dedicated charge port (DCP). With a 2.4 amp dedicated charge port, the hub makes it fast & easy to charge your smartphone, tablet, & other USB (Universal Serial Bus)-charged devices, including Android, Apple, & Samsung devices. The charge & data ports work simultaneously, so you can conveniently fast-charge your mobile device while continuing to use your other USB (Universal Serial Bus) 3.0 peripherals. The dedicated charge port stays on even if the host computer is turned off, in sleep mode, or disconnected entirely. Boost your system capabilities by adding four USB (Universal Serial Bus) 3.0 ports, & enjoy fast data transfer speeds up to 5 Gbps. The USB (Universal Serial Bus) 3.0 (also known as USB (Universal Serial Bus) 3.1 Gen 1) hub works with your high-bandwidth devices such as external hard drives, high-resolution webcams, flash drives, video cameras, & more. The 4-port USB (Universal Serial Bus) 3.0 hub features a small footprint that takes up little space on your desktop. & with ample space between each USB (Universal Serial Bus) 3.0 port, it's easy to plug & unplug the devices you use the most. Setup is easy, with no driver installation required, &, for added flexibility the hub is USB (Universal Serial Bus)-powered or self-powered using the included power adapter. Note: The included power adapter is required to power the dedicated charge port. ...

This portable USB (Universal Serial Bus) 3.0 hub gives you an easy way to add four USB (Universal Serial Bus) 3.0 Type-A ports to your laptop, with individual power switches to save power. The USB (Universal Serial Bus) port expander plugs easily into your laptop's USB (Universal Serial Bus) Type-A port. Plus, it's bus-powered for easy portability. Use your existing USB (Universal Serial Bus) 3.0 devices such as flash drives, mouse, keyboard & external hard drives. The 4-port USB (Universal Serial Bus) 3.0 hub expands your computer's USB (Universal Serial Bus) Type-A port into four USB (Universal Serial Bus) 3.0 (Type-A) ports, & it's backward compatible with your older USB (Universal Serial Bus) 2.0 devices. (USB 3.0 is also known as USB (Universal Serial Bus) 3.1 Gen 1.) Each port on the USB (Universal Serial Bus) 3.0 hub has its own power switch so you can turn off devices when they're not in use. That means you can better manage power consumption for your USB (Universal Serial Bus) devices, without having to physically disconnect the device or cable. With its compact, lightweight design, this hub is perfect for portable use. The versatile USB (Universal Serial Bus) to USB (Universal Serial Bus) hub is bus-powered, with no need for an external power adapter. You can travel lighter with fewer cables to carry with you. The 4-Port USB (Universal Serial Bus) 3.0 hub installs automatically when you connect it to your laptop, so you can be up & running in seconds. ...

USB 3.2 Gen 2 (10 Gbps) PCI-Express 3.0 PCIe x 4 Slot USB (Universal Serial Bus) Type-A. This PCIe USB (Universal Serial Bus) 3.2 Gen 2 controller card installs into an available PCI-Express x 4 slot in your computer & enables you to upgrade your current system by adding four Super Speed USB (Universal Serial Bus)-A (10 Gbps) ports. The card features dual ASM3142 controllers with up to 20 Gbps of total bandwidth shared across all 4 ports. Add Four 10 Gbps USB (Universal Serial Bus) Type-A Ports to Your Desktop Computer The controller card enables you to connect four USB (Universal Serial Bus)-A Gen 2 (10 Gbps) devices to your desktop computer. The USB (Universal Serial Bus)-A ports are ideal for connecting USB (Universal Serial Bus) devices such as external hard drives & solid state drives or powering & syncing your mobile devices. The USB (Universal Serial Bus)-A ports provides up to 4.5W (5V/0.9A) of power per USB (Universal Serial Bus) port, & are backward compatible with USB (Universal Serial Bus) 3.2 Gen 1 (5 Gbps), & USB (Universal Serial Bus) 2.0 (480 Mbsp) devices. Note: USB (Universal Serial Bus) 3.2 Gen 2 (10 Gbps) is also know as USB (Universal Serial Bus) 3.1 Gen 2 (10 Gbps), & USB (Universal Serial Bus) 3.2 Gen 1 (5 Gbps) is also know as USB (Universal Serial Bus) 3.0 & USB (Universal Serial Bus) 3.1 (5 Gbps). Super Speed USB (Universal Serial Bus) 3.2 Gen 2 (10 Gbps) Performance The USB (Universal Serial Bus) 3.2 Gen 2 card features dual ASMedia ASM3142 host controllers that utilizes x 4 lanes of the PCIe 2.0 bus, making the card capable of speeds up to 10 Gbps on each port, & enabling fast access to high-performance devices like NVMe drives & SSDs. The controller cards support Multiple INs to reduce bandwidth loss when multiple devices are connected, even when connected through a USB (Universal Serial Bus) Hub (Note: The USB (Universal Serial Bus) hub must also support this feature). The card also supports UASP for enhanced performance with storage devices. Wide Installation Compatibility This add-on card

Includes:: a full-profile installation bracket ensuring you can install it into full-profile PCIe 2.0 x 4 slots. For wide platform support the card is compatible with Windows, Linux & mac OS. For hassle-free installation the drivers install automatically on computers running Windows 8 or higher. Works w/USB 3.1/3.0/2.0 devices PEXUSB314A2V2 is backed by a Star Tech.com

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