The DGS-1210-10/10P/20/28 features a fanless design that allows for quieter operation and helps to extend the device\'s lifetime. While the DGS-1210-28P/52/52P feature a smart fan design that powers on after the switch reaches a certain temperature, saving energy and cutting costs without sacrificing performance. **Fibre Uplinks** * The integrate advanced management as well as security functions that provide performance and scalability making it suitable for business use **PoE connectivity** * The DGS-1210 Series includes a range of high power budget PoE-enabled switches for businesses looking to power VoIP phones, wireless access points or network cameras. **Energy Saving** * Incorporating D-Link Green technology, the DGS-1210 Series switches are capable of power-saving without sacrificing operational performance or functionality. Taking the approach to green IT one step further this series incorporates a special chipset with advanced silicon technology for efficient use of energy.