Note: This product is in Chinese, and the packaging, instructions, and cloud management interface are all in Simplified Chinese. If you have special language requirements, please confirm that you can accept them before placing an order. However, the product hardware functions are universal and plug-and-play. The SG124D is an all Gigabit Ethernet PoE switch with 22GE PoE and 2GE. It features 24 10/100/1000M adaptive RJ45 ports, with 1-22 ports supporting IEEE802.3af/at standard PoE power supply. The switch is plug and play and can be rack mounted.