1. For RPi 5 dedicated debugging UART interfaces. 2. The bauds rate is 921,600bps with configurable parameters. 3. It is active and enabledly, and provides direct access to early boot and firmware information. 4. By defaulted, it provides a 115,200 bauds 8N1 connection. 5. For RPi 5 The UART connector is a three-pin header with wide wire sequences.Widely used for RPi project development, debugging, data acquisition and education and training. Item:Serial 3Pin Terminals USB to TTL Download Cable Cable Length:about 1m/3.28ft Fitment:For RPi 5 Due to different batches, there may be differences in product appearance and printed text, which not affect use. Colour:Black Material:Plastic Package Contents: 1 * Serial 3Pin Terminals USB to TTL Download Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.