Control four Dual VGA, USB (Universal Serial Bus)-equipped PCs with a two monitor console & audio peripheral set. This USB (Universal Serial Bus) KVM lets you connect four computers, each with dual VGA outputs, to a dual-monitor workstation. You can switch the workstation between each computer, as well as two additional USB (Universal Serial Bus) peripheral devices & 3.5mm speakers & microphone. With support for two VGA video inputs & four different computers, this KVM switch maximizes productivity. Not only can you access multiple computers, but you can also use two VGA monitors on each computer streaming independent content to each display, which gives you the freedom to multitask & increase your productivity. The VGA ports support resolutions up to 1920x 1200 for maximum screen viewing space. Featuring dual video & support for your keyboard & mouse, along with a 2-port USB (Universal Serial Bus) hub for additional peripheral devices, this KVM switch is perfect for accessing four separate systems using the same workstation. Support for your workstation plus two additional peripheral devices makes this KVM ideal for server control, simplifying access to multiple computer systems. This 4-port KVM ensures effortless operation with intuitive hotkey control. It provides a simple yet comprehensive solution for switching between each connected computer & also supports manual operation using the easy-to-access buttons located on the front of the switch. ...

This TAA compliant 4-port dual-monitor Dual-Link DVI USB (Universal Serial Bus) KVM switch controls up to four PCs, each with two dual-link DVI video outputs. The switch also shares one microphone, one set of speakers, one keyboard & one mouse, across the four connected computers & features an additional built-in 2 port USB (Universal Serial Bus) hub. The KVM switch supports four separate multimedia computer systems & the use of a dual-link DVI dual-monitor workstation, increasing productivity by enabling you to access more information at the same time. The 2-port USB (Universal Serial Bus) 3.0 hub built into the KVM switch lets you share two additional peripherals (in addition to keyboard & mouse) among attached computers as if they were directly connected. With support for USB (Universal Serial Bus) 3.0, you can achieve data transfer rates up to 5 Gbps ensuring flawless performance from your USB (Universal Serial Bus) peripherals
- great for quickly transferring data to & from external USB (Universal Serial Bus) 3.0 drives. With support for separate stereo audio & microphones, the KVM switch box connects everything you need to your systems, saving you money & desk space. The front-panel push-buttons make it easy to switch between systems & activate the auto scan. The hotkey functionality makes accessing each system quickly, while a buzzer sound confirms the switch. Star Tech.com offers a wide selection of high-quality KVM switches & KVM-related products to help you access your systems more efficiently, without the expense & clutter of extra keyboards, mice, & monitors.
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Add four Gigabit Ethernet ports to a client, server or workstation through a single PCI Express slot. Here's a dependable & cost-effective way to add four high-performance Gigabit Ethernet ports to your server or desktop computer, through one PCI Express slot. This Gigabit Ethernet network card features the Intel I350-AM4 chipset, designed to deliver the power, performance & enhanced capabilities you need for reliable network connections to your server or computer. The Intel chip provides a number of advanced driver options including IEEE 802.3ad link aggregation / teaming support, which enables you to add additional bandwidth to your system. Compliant with IEEE 802.3/u/ab standards, the network card provides full support for high-performance, four-channel networking & maximum throughput up to 1000 Mbps in each direction (2000 Mbps total)
- up to ten times faster than 10/100 Ethernet. The quad-port Gigabit network card makes it easy to access multiple networks. It offers a cost-effective solution for IT professionals in government, educational, corporate, health care, or business environments where access to multiple networks from numerous workstations is needed. The server adapter card gives you four redundant, independent Gigabit Ethernet ports & it supports advanced features such as Jumbo Frames & VLAN tagging. Compatible with a broad range of operating systems, this versatile PCIe Gigabit NIC is suitable for many business & enterprise applications
- including virtualized environments with multiple operating systems, requiring multiple shared or dedicated NICs. The 4-port Gigabit network card is equipped with Intel Virtualization Technology for Connectivity (Intel VT-c) which reduces system latency & improves networking throughput. Four dedicated ports allow you to maximize your virtualized server's networking efficiency & create a more agile data center. With a dual-profile design, the PCI Express network card installs easily into a

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Switch between four HDMI video sources on a single display with support for Ultra HD resolutions. This 4-port HDMI video switch lets you share an HDMI 2.0 display or projector with four HDMI 2.0 video sources. The switch features four independent video inputs that can each support 4K resolution at 60 Hz, making it the perfect solution for connecting four video sources to a display that has a limited number of HDMI 2.0 ports. The HDCP 2.2 HDMI switch lets you harness the High Dynamic Range (HDR) capability of your HDMI 2.0 video sources & deliver it to your UHD 4K60 display. Unlike many 4K switches that only support a 30 Hz refresh rate, this switch works with HDMI 2.0 displays with output resolutions of up to 3840 x 2160p at 60 Hz. Don't be fooled by a clever spin on old technology. Many HDMI switches support 4K but will only work at a 30 Hz refresh rate, or claim support for 60 Hz but heavily compress their signal to a lower 4:2:0 chroma subsampling in order to work at inferior bitrates. This 4K 60 Hz HDMI switch uses the latest components to offer full support for your HDMI 2.0 equipment, supporting true 4K resolution at 60 Hz with 4:4:4 chroma subsampling. Support for HDMI 2.0 devices means this switch can transmit bandwidth up to 18 Gbps, making it ideal for high-resolution computer tasks. The switch is backward compatible with 4K 30 Hz & 1080p displays, which ensures that it will work with lower resolution displays such as TVs or projectors around your site or in a digital signage application. This switch ensures effortless operation with automatic switching that detects & selects a newly connected device. It's perfect for automatically switching to a 4K media player such as a 4K UHD Blu-ray player as soon as it's switched on. In your classroom or office boardroom, the automatic switch makes it easy to share your projector between multiple sources, which encourages on-the-fly collaboration among colleagues. The HDMI switch also supports manual opera ...

Share an HDMI display between four distinct HDMI audio/video sources, with optional Picture-&-Picture. The VS421HDPIP 4-Port HDMI Video Switch with Picture-&-Picture (PAP) lets you connect four HDMI video sources to a single HDMI display with the added benefit of playing all four video sources on your display simultaneously with combined video. The split-screen multiplexing switch gives you the flexibility of a 4-port video switch with the added benefit of combining two, three or four video sources onto your output display. The switch supports three different picture-&-picture modes per display: Matrix Mode (1x 1) / Dual Mode (2x 1) / Quad Mode (4x 1). Fitting your boardroom or digital signage application with a VS421HDPIP dramatically increases your communication possibilities. Not only does the picture-&-picture switch increase your communication by a factor of four, but it also enables you to adjust your video sources remotely using RS232 serial, your local TCP/IP network, or the included IR remote control. The VS421HDPIP is a flexible video switch that can improve any video display application. The picture-&-picture technology enables you to share up to four distinct images on the same screen, reducing required video real estate & saving you from wasting money on additional displays in a digital signage applications. For security monitoring you can combine four video sources across a single display to view everything more efficiently
- you can even zoom into a single feed for a closer look. For versatile installation options mounting hardware is also included ensuring a tidy professional installation.
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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. ...

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. ...