NEW M2- to 8 Port RS232 Serial Expansion Riser Adapter — Support M2 NVME B+M Keys | EXAR 17V358

Expand a single M2 slot into eight RS232 serial ports with this M2- to 8 Port RS232 Serial Card. It uses an EXAR 17V358 high-performance chip and includes 15KV ESD-protection to ensure reliable, protected data transfer. The card features automatic direction control that detects and manages data-flow direction, automatically distinguishing and controlling transmission direction for smooth communication. PCIe2.0-Gen1 compliant, it supports connection over twisted-pair or shielded cable for stable, high-speed links. Ideal for adding multiple serial interfaces to a system — connect printers, scanners and other peripherals with ease.