Universal compatibility in a compact form This PCIe USB expansion card is designed to fit most PC chassis and PCIe slots, delivering reliable power management and future‑proof scalability in a compact form factor. Four USB 3.0 ports for reliable peripheral expansion Adds four ‑speed USB 3.0 ports to connect printers, headsets, external drives, and other peripherals. Supports data transfer speeds up to 5 Gbps for fast access and transfer of files, backups, and media. PCIe 3.0 interface with built in power for stable operation Operates over a PCIe 3.0 host interface and includes built in power connectors to provide stable power delivery to drain devices, reducing the risk of power related issues during peak use. Efficient heat management and plug and play with Windows Engineered for efficient passive heat dissipation to maintain stable performance over long sessions. Plug and play on Windows systems with no driver required, enabling quick and easy installation. Key benefits and why you need it Easy upgrade of USB capacity: expands available USB bandwidth and ports without replacing existing components. Reliable power for demanding devices: built in power connectors help support ‑drain peripherals such as external drives. Improved workflow for multi device setups: enables simultaneous use of multiple USB peripherals without bottlenecks. Future‑proof design: 4 USB 3.0 ports and PCIe 3.0 interface support ongoing productivity needs as devices evolve. What makes it stand out Four speed USB 3.0 ports on a single card for versatile connections PCIe 3.0 interface enables efficient, modern host communication Built in power connectors for stable operation of power hungry devices Passive heat dissipation supports long duration use Windows plug and play without driver installation Use scenarios Gaming rig or professional workstation: add a mouse, keyboard, headset, and an external SSD for rapid data access and convenient peripherals without crowding existing USB hubs. Home office and peripherals: connect a printer, webcam, microphone, and external storage to streamline printing, video calls, and backups. Creative workflow and media storage: attach an external audio interface, field recorder, and speed storage to support recording, editing, and transfer tasks efficiently. Specifications at a glance Interface: PCIe 3.0 USB ports: 4 x USB 3.0 Data rate: up to 5 Gbps Power: built in power connectors for enhanced device stability Cooling: optimized passive heat dissipation Compatibility: Windows systems, plug and play with no driver required This description preserves the original product's function, compatibility, and core features while presenting a clear, professional, and user friendly overview.