This DE-9 DB9 9-Pin Male to 3.5mm Jack Male Serial Cable is a versatile and essential accessory for computers and networking devices. With a 1:1 connection split, this black round cable ensures a reliable and direct connection from the DE-9 (DB-9) male connector to the 3.5mm jack male connector. Compatible with both universal brands and models, this cable is a convenient solution for transferring serial data with ease and efficiency. Ideal for various devices and applications, this cable is a practical and essential component for any computer setup.