Sinyiin Two M.2 NVMe PCIe Expansion Board for 5 — Dual M Key 2280 Slots, Fast Boot

Add high-speed NVMe storage to your 5 with this Sinyiin PCIe expansion board featuring two M.2 NVMe PCIe slots. Both M Key compatible sockets accept 2280-sized NVMe drives and are designed to work with Argon ONE case layouts for flexible builder integration. The board delivers desktop-level performance and accelerated data access for fast SSD storage expansion and quick booting of the system. Ideal for enthusiasts, developers, and home media center creators, it supports UASP-optimized transfers for stable, high-throughput operation and improves cable management for cleaner installations. Included are precision-engineered FPC cables with impedance control to preserve signal integrity under high bandwidth loads, enabling plug-and-play installation for SSD booting — suitable for energy-efficient servers, rapid data IoT hubs, or workstations that demand reliable storage performance.