Key Features主要特点：
1. Safe, low-voltage DC distribution system：安全，低电压直流配电系统

2. Provides a plug and play standard for integrated management and control of more energy efficient and individually controllable devices such as LED lighting and other digital devices ：提供了一个即插即用的综合管理和更有效的能源控制的标准，如LED照明和其他数码设备单独控制装置

3. Eliminates device level AC to DC electrical power conversions ：消除了设备级交流直流电源转换

4. Provides flexibility to readily arrange and rearrange lighting, actuators and other devices without the need for rewiring ：具灵活性，方便随时安排照明和重新安排照明，执行器及其它设备而无需重新布线

5. Easier integration of on-site alternative energy sources such as solar, wind, fuel cell and batteries, with traditional AC power sources：更易将其它替代能源（如太阳能，风能，燃料电池和电池）同传统的交流电源集成到一起

6. Standards include:  Emerge Alliance