This 4 Port Express Card USB (Universal Serial Bus) 2.0 Adapter Card adds four USB (Universal Serial Bus) 2.0 compliant ports to a host computer using an available Express Card slot, & is backward compatible with the USB (Universal Serial Bus) 1.1

Specification, for use with older USB (Universal Serial Bus) peripherals. The Express Card adapter can be installed in seconds, & offers combined hi-speed USB (Universal Serial Bus) 2.0 data transfer rates of up to 480 Mbps
- ensuring a reliable & efficient connection with MP3 players, digital cameras, external CD/DVD-ROM drives, or virtually any USB (Universal Serial Bus) device you need to connect to your laptop computer.


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Control & communicate with up to 4 RS232 serial devices through your laptop Express Card slot. The Star Tech.com EC4S952 4-port Express Card-based serial card lets you add four RS232 serial ports to your laptop or Express Card equipped desktop computer, using an available Express Card slot. The Express Card serial adapter is designed based on a single-chip architecture (as opposed to cards that use a "bridge chip"), providing native PCI Express communication for greater performance & reliability, as well as reduced power consumption & CPU load reduction of up to 48%. Compatible with Express Card 34mm & Express Card 54mm card slots, the 4 port serial Express Card

Includes:: a slot spacer for greater stability while installed in 54mm slots.

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Add 4 Gigabit Power over Ethernet ports to a PCI Express-enabled computer. The ST4000PEXPSE 4-Port Po E NIC lets you add four Gigabit Power over Ethernet ports through a single PCI Express slot. Each port can provide up to 25.5W of power, combining network data & power over a single Ethernet cable for reduced cable clutter & added convenience for remote Po E devices. The PCI express Po E card supports the IEEE 802.3at (Type 1 & 2) standard for Power Sourcing Equipment (PSE), & can deliver up to 48V DC power to compliant Powered Devices (PD). This eliminates the need for a separate power source & data connection for Po E devices such as IP cameras, IP phones or wireless access points. Suitable for any standard profile PCIe-enabled client, server or workstation, the Po E network card supports features such as Jumbo Frames (up to 9KB), VLAN tagging & Wake on LAN (Wo L). ...

Add 4 Gigabit Power over Ethernet ports to a PCI Express-enabled computer. The ST4000PEXPSE 4-Port Po E NIC lets you add four Gigabit Power over Ethernet ports through a single PCI Express slot. Each port can provide up to 25.5W of power, combining network data & power over a single Ethernet cable for reduced cable clutter & added convenience for remote Po E devices. The PCI express Po E card supports the IEEE 802.3at (Type 1 & 2) standard for Power Sourcing Equipment (PSE), & can deliver up to 48V DC power to compliant Powered Devices (PD). This eliminates the need for a separate power source & data connection for Po E devices such as IP cameras, IP phones or wireless access points. Suitable for any standard profile PCIe-enabled client, server or workstation, the Po E network card supports features such as Jumbo Frames (up to 9KB), VLAN tagging & Wake on LAN (Wo L). ...

Deliver power & data to four Power over Ethernet devices using this wall-mountable Po E+ midspan hub. This Gigabit midspan Po E+ injector is a cost-effective alternative to upgrading your existing network switch to a Po E-capable model. It supplies up to 30 Watts output to each port, so you can easily power & access up to four high-power Po E-compliant devices
- such as IP cameras
- using standard Ethernet cable. This versatile midspan Po E+ injector is suited for almost all Po E device classes, including wireless access points, as well as IP phones & cameras. The high-power Po E+ injector offers 120W total power distribution & delivers full power
- up to 30.8W
- from each port. Now, you can easily scale & power your Po E+ devices across long distances, even in remote locations where a typical power outlet is unavailable. Plus, the cost-effective Power over Ethernet+ injector lets you connect your Po E-powered devices (PDs) to a non-Po E-capable switch, avoiding the expense & aggravation of upgrading your existing switch to a Po E-enabled model. This injector is the perfect solution for a variety of environments. It features a wall-mountable rugged metal casing, but is palm-sized making it perfect for desktop placement too. With plug-&-play operation, you can enjoy fast & hassle-free setup without disrupting your workflow. Not sure which class your Po E devices are? The Gigabit midspan Po E+ injector automatically detects the power requirements of your Po E PDs, & delivers the appropriate level of power without damaging your devices. With integrated circuit protection between each port, your devices are also protected from power interference.



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Eye-catching high definition video on multiple screens! Converge A/ Vs ST124HDMI video splitter lets you share HDMI signals across four displays without losing image quality. As well, it acts as a signal amplifier, allowing you to locate your HDMI monitors up to 50 feet (15 m) away from your computer & still enjoy crystal clear digital images at 1080p. The ST124HMDI is easy to install & provides flawless, distortion-free digital video to your HDMI-enabled monitors, projectors, or plasma screens. Backed by Star Tech.com&8217;s 1-year warranty & FREE lifetime tech support. ...

KVM with USB (Universal Serial Bus)
- TAA Compliant
- USB (Universal Serial Bus) 3.0 Hub
- HDMI 2.0
- Digital & Analog



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This 4-port HDMI KVM switch lets you control four HDMI computers with a single mouse, keyboard & monitor. ...

Control four HDMI computers using a single console, with a built-in USB (Universal Serial Bus) 3.0 hub for sharing additional peripheral devices. This 4-Port USB (Universal Serial Bus) 3.0 HDMI KVM switch lets you control four HDMI computers with a single monitor, keyboard & mouse. The KVM also features 3.5 mm audio & a built-in 3-port USB (Universal Serial Bus) 3.0 hub. This KVM switch offers a built-in 3-port USB (Universal Serial Bus) 3.0 hub that's separate from your HID keyboard & mouse, so you can share USB (Universal Serial Bus) peripheral devices between each connected computer & avoid the expense of separate equipment. The USB (Universal Serial Bus) 3.0 hub automatically switches your connected USB (Universal Serial Bus) devices to the selected computer, saving you the hassle of disconnecting & reconnecting peripherals. With support for USB (Universal Serial Bus) 3.0, you can achieve data transfer rates up to 5 Gbps, to ensure flawless performance for your USB (Universal Serial Bus) peripherals
- great for quickly transferring data to external USB (Universal Serial Bus) 3.0 drives. Offering support for high-definition 1080p resolutions, this 4-port HDMI KVM switch has the ability to drive HDMI displays with crystal clarity, making it ideal for graphical applications that require 1920 x 1080 video resolutions. The KVM switch features auxiliary 3.5 mm audio ports that enable you to share independent analog audio, from each of your connected computers, with your desktop speaker set. Independent audio, along with 1080p HDMI video, gives you full multimedia control between different computers, making this KVM perfect for creative professional applications such as video & sound design or editing.
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This 4-input HDMI video switch lets you share an HDMI 2.0 display or projector with three HDMI video sources & one Display Port video source. The multi-port HDMI switch lets you deliver the capabilities of your HDMI 2.0 video sources to your UHD 4K60 display. Unlike many 4K switches that only support a 30 Hz refresh rate, this switcher box works with HDMI 2.0 displays with output resolutions of up to 4096 x 2160 at 60 Hz. With full support for HDMI 2.0 devices & 4:4:4 chroma subsampling, this 4K HDMI video switcher supports a bandwidth up to 18 Gbps. As well, the switch supports Display Port 1.2 with HBR2, making it ideal for high-resolution computer tasks. This multi-port video switcher offers four input options, including one Display Port & three HDMI ports, enabling you to switch from one of four sources to your HDMI video display. The mix-&-match input options provide users with a flexible solution so they are not limited to one specific input. This HDMI switcher box 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. This automatic HDMI switch also supports manual operation, using the included IR remote control or the built-in front-panel toggle switch. ...