The CB-3PSATA-RS is a 3-Port SATA II to RS-232 Serial Module from IEI. It provides three SATA ports that are used to connect a Serial ATA (SATA) hard drive or other SATA device to a PC system. The module is used for detection, storage and archiving of audio, video, and other digital-media content. It also supports hot-swap operation and can provide up to 3GB/s transfer rate of data. Additionally, the module delivers a 15-Pin DB9 RS-232 communication port that supports serial communication.