Lenovo Preferred Pro II USB Wired Full-Size 104-Key Desktop Keyboard (4Y41R64588) The Lenovo Preferred Pro II 4Y41R64588 introduces the absolute pinnacle of high-velocity data entry and heavy-duty desktop typing technology built with a native, plug-and-play USB Type-A interface cable and a full-sized 104-key layout layout to let student typists, campus administrators, and database clerks log massive alpha-numeric strings, execute rapid terminal codes, and coordinate multi-window software channels smoothly completely free from input latency, device pairing timeouts, or battery charging anxiety. Hand-selected by university computer science labs, high school testing centers, and school district procurement coordinators for building-wide administrative fleet deployment tracks, this commercial-grade workspace centerpiece upgrades standard computing stations into highly efficient production nodes. The specialized internal mechanical dome switch cockpit serves as an essential primary daily tool during grueling essay writing blocks, interactive remote examination modules, and data entry marathons, calculating typing command changes the precise millisecond your fingers contact the keycaps. By combining a native Type-A terminal cable directly side-by-side with an integrated wrist-resting frame block, this model replaces clunky, battery-draining wireless accessories and weak retail typing decks, giving technology leads a highly reliable fleet asset they can confidently deploy safely across campus. Built around advanced hardware-level tactile switch triggers and driving a high-performance deep key-travel response matrix, this professional full-size keyboard ensures exceptional input reliability under continuous school lab workloads. The underlying coordinate core smoothly handles intensive document editing and web research tasks concurrently by registering keypresses instantly, utilizing a specialized internal mechanical dome matrix to let operators execute millions of continuous keystrokes fluidly across a standard three-zone layout while keeping tactile feedback completely crisp and responsive under harsh classroom fluorescent lights. High-performance material engineering allows the keycap linkages to withstand continuous heavy finger strikes, fast typing bursts, and deep system shortcuts comfortably without experiencing label fading, key sticking, or transmission degradation paths over time. With permanent cross-brand computer hardware compliance, direct driverless out-of-the-box initialization parameters, and a highly customizable posture-improving mechanical adjustment deck, this flagship desktop accessory completely cuts out technical support headaches and student laboratory rollout delays. Instructors, field researchers, and school facility teams can easily plug the integrated Type-A line straight into any open desktop computing tower or workstation docking system, achieving instant operational up-times without waiting for separate software profile configurations or admin approvals. Designed to organize your desktop acreage flawlessly, the low-profile shell integrates rubberized tilt legs that modify angle posturing instantly, keeping shared classroom activity benches perfectly organized, safe from sliding, and easy to manage from day one. The iconic Raven Black matte chassis finish allows maintenance crews to easily wipe the entire structure clean between semesters, keeping your shared student hardware fleet looking perfectly unified and sharp. Key Features include: ✨ Full-Sized Industrial 104-Key Desktop Layout: Standard three-zone mechanical configuration packing an integrated alpha-numeric block, dedicated navigation arrow cluster, and a full numeric keypad. ⌨️ High-Retention Mechanical Dome Switches: Premium internal key triggers precision-calibrated to deliver a crisp tactile response and rated to endure millions of grueling keystrokes flawlessly. 🖐️ Integrated Posture-Comfort Palm Rest Deck: Molded structural wrist-resting boundary engineered to support natural hand posturing, drastically minimizing typing fatigue over long study blocks. 🔌 Native Plug-and-Play USB Type-A Wired Connection: High-speed hardware interface cord configured to link driver-free straight into computing towers, network docks, and user terminals safely [4Y41R64588]. 📐 Adjustable Dual-Angle Mechanical Tilt Legs: Heavy-duty rubberized flip-out feet anchored beneath the base chassis to let users customize typing angles while preventing desktop slippage. 🔥 Latency-Crushing High-Amperage Processing Velocity: Direct physical wired pathing that slashes data input lag down to absolute minimum thresholds, keeping writing inputs fluidly synchronized. 💪 Heavily Reinforced Impact-Durable Composite Housing: Industrial-strength structural outer shell custom-vetted by Lenovo to endure accidental backpack crushes, desktop drops, and grueling everyday campus public use. 🎨 Rich Factory-Stamped High-Contrast Key Labels: Crisp, abrasion-resistant keycap text prints factory-vetted to resist heavy cleaning solvents and continuous high-friction finger sweeps cleanly safely. 🧘 Zero Standalone Internal Battery Cell Mass: 100% bus-powered via main host Type-A current loops to eliminate charging wires, chemical hazards, cell swelling degradation paths, and safety shipping restrictions cleanly safely. 🧠 Real-Time Dynamic OS Smart Sensor Handshaking: Intelligent internal tracking microprocessors that automatically balance scaling inputs across Windows, macOS, Chrome OS, and Linux platforms driverless. 🧼 Easy-Clean Matte High-Durability Raven Black Finish: Professional high-touch outer powder coating resistant to fingerprint marks and oily stains, making it simple for maintenance crews to wipe the frame clean safely. 🗜️ Spill-Resistant Mechanical Circuit Protective Gating: Specialized internal framework channels engineered to handle accidental minor fluid splashes, routing moisture away from fragile processing lines safely. 🤫 Silent Low-Friction Key Cap Guidance Channels: Specialized structural keycap mounts built to dampen impact volumes, keeping classroom laboratories and quiet university library spaces completely peaceful. 💼 Cross-Brand Universal Ecosystem Compliance: Flexible cross-platform coordinate processing layer engineered to rapidly link with compatible Windows desktop towers, Apple MacBooks, and Chromebook laptop fleets seamlessly. Specifications: Specification Details Brand / Manufacturer Lenovo Model / SKU Configuration ThinkPad Peripheral Series / Model: Lenovo Preferred Pro II USB Keyboard / Part Number: 4Y41R64588 / SKU Code: 4Y41R64588 / Full-Size 104-Key Wired USB Desktop Keyboard [4Y41R64588] Product Classification Scholastic Client Hardware, Academic Fleet Workspace Support Management, and Computer Laboratory Accessories / Desktop Workstation Input Component Node Keycap Switch Architecture Switch Core Type: High-performance Mechanical Rubber Dome Switches / Key Count Matrix: Full-sized **104-Key standard arrangement** / Keypitch sizing: 19.05 mm standard parameters / Key Travel Depth: Deep **3.7 mm stroke corridor** / Language Profile: US English natively safely [4Y41R64588] Compatibility Universally compliant input coordinate tracking across major computing host environments including Lenovo ThinkCentre desktop towers, ThinkPad notebooks, student Chromebooks, Windows 11/10 computers, and hardware configurations supporting a native USB Type-A port interface seamlessly safely. Input and Output Interface Hub Hardware Interface Cable: Built-in physical outbound **USB Type-A male edge connector wire tail** natively safely [4Y41R64588] Power Requirements 100% Bus-Powered directly via host USB Type-A connection rail current loops (Draws low-voltage 5V/100mA current natively from computing blocks) / Non-electric design / Absolute Zero Standalone Internal Battery Cell Mass (Eliminates charging wires, chemical hazards, cell swelling degradation paths, and safety shipping restrictions cleanly safely) What's Included 1 x Lenovo Preferred Pro II USB Keyboard (with pre-attached wired USB Type-A input cable tail), 1 x Factory Operational Reference Setup Reference Guide (Note: Standalone secondary USB Type-A to Type-C adapter plugs or wrist-rest expansion modules are entirely absent from packaging) [4Y41R64588] Size and Weight Dimensions Keyboard Chassis Sizing Profile: Approximately 17.84 x 6.65 x 1.34 inches low-profile full-size boundaries (~453.3 mm x 168.8 mm x 34.1 mm) | Combined Net Hardware Weight Footprint: Solid stabilizing desktop mass (**Net Keyboard Mass: Approximately ~1.87 lbs / 850 g** gross footprint) / Premium structural Raven Black matte finish housing enclosure equipped safely