HP Pro Tower 400 G9 PCI Desktop PC

Think how much you use your mouse and keyboard. That's why we've taken the time to design products that are comfortable to use so you can work productively every day - and all day if necessary.

Make the most of the available ports on your HP Business Desktop or HP Workstation with the HP DisplayPort to HDMI True 4K Adapter, which converts your DisplayPort™ output to HDMI for quick and easy connection to a range of multimedia devices that can support 4K resolution and 60hz refresh.

Built for style with a sleek design that focuses on comfort and reliability. Poly signature audio quality so you know you will sound great. And intuitive and simple features so every user can connect to their preferred device simply and easily.

Free your workers from their desks with the entry-level Bluetooth® wireless headset. Meet the Voyager 4300 UC Series. It’s everything your teams need to stay productive and connect to all their devices whether at home or in the office.

Turn your home office into a conference room. The all-in-one Poly Sync 10 USB speakerphone delivers high-quality audio that’s great for voice and music. Its two-microphone array reduces surrounding noise for better conference calls.

Work efficiently and enhance your everyday productivity with the comfortable, reliable HP Wired Desktop 320M Mouse.

Capture your vision better than you ever imagined with the HP Series 7 Pro 24" WUXGA Monitor. Do more with the 16:10 aspect ratio and WUXGA resolution that displays more of your work at once.[2] And, trust what you see on screen with superb color accuracy right out of the box, a smooth refresh rate, and enhanced color contrast.[1] Do it all with the ultra-thin 4-sided micro-edge frame and built-in ergonomics.

Now you can get everything you want in a wireless keyboard and mouse combo – comfort, productivity, reliability and style. Customize the functions of 20+ keys[1] and enjoy precise mouse tracking to work faster and smarter. This combo contains recycled materials[2] and they're also easy to keep clean and sanitary.[3]

Get lost in any passion project with the HP Series 5 23.8-inch FHD Monitor. Its sleek, thin-and-light design gives you the flexibility to enjoy entertainment while vibrant color and deep contrast ratio lets you see everything as it was meant to be seen. Enhance your screen time and your pastime with a higher refresh rate[1] for a screen-tear-free experience.

Add rich stereo audio to select E-Series monitors, Series 5 Pro monitors and P-Series monitors[1] and keep a clean, clutter-free desk with the HP S101 Speaker Bar, which fits neatly underneath the display head and connects through USB.

Plug right in and get ready to speak and hear clearly all day. With noise-cancelling, comfortable design, and easy adjustment, your sound comfort will carry you from call to call without interference or frustration.

Work efficiently and enhance your everyday productivity with the comfortable, reliable HP Wired Desktop 320K Keyboard.

The HyperX Pulsefire Mat Gaming Mouse Pad is built for durability and precision tracking with a highly optimized surface and anti-fray stitching. With an anti-slip rubber underside and comfortable padding, you can enhance your gaming and your comfort. The flat surface provides a smooth, consistent mouse glide and it rolls up for easy portability. Pulsefire Mat is available in a variety of size options to accommodate for different play styles and space requirements.

Now you can get everything you want in a wireless keyboard – comfort, productivity, reliability and style. Customize the functions of 20+ keys[1] to work faster and smarter. Made with sustainably-sourced materials[2], it's also easy to keep clean and sanitary[3].

Stay immersed, hear and control every detail, and maximize your performance with the HyperX Cloud Alpha 2 Wireless. Designed to never take you out of your game with industry-leading 250 hours[2] of battery life, meaning fewer interruptions and more playtime, 2x longer battery life than competitors' gaming headsets[4]. The multi-layer 53mm dual-chamber drivers provide immersive, high-fidelity sound with deep bass and crisp highs, ensuring you never miss a single in-game cue. The customizable RGB base station acts as your command center, letting you fine-tune your audio settings, adjust volume, and switch between devices seamlessly. This is the first reprogrammable RGB Base Station on a wireless gaming headset[5]. Whether gaming, streaming, or multitasking across devices, the HyperX Cloud Alpha 2 Wireless delivers superior performance, comfort, and innovative control to keep you ahead of the competition. It redefines gaming audio with simultaneous 2.4GHz and Bluetooth[1] connectivity, allowing you to seamlessly listen to music, podcasts, or take calls on your phone while fully immersed in your game on PC or console.