3x USB 3.2 Gen1 ports, compatible with USB 3.0 / 2.0 / 1.1. 1x Gigabit Ethernet port, 1000M/100M/10M compatible; Onboard external USB-C 5V DC power port, ensures more stable power supply; 1x power indicator and 3x USB port indicators, easy to check the operating status; Driver-free, plug and play, compatible with OS including Windows, mac OS, Linux and Android; Only Raspberry Pi 4B and Pi 400 support USB 3.2 Gen 1 for the moment, therefore, when working with other previous Raspberry Pi versions, there will be a data rate degradation.