◆ Millions of high-definition monitoring transmission and power supply ◆ Wireless AP layout transmission and power supply

A poe switch is a switch that can be powered by a network cable. It is used to replace an ordinary switch. There is no need to pull the power line. The network cable is used to transmit data while transmitting power. Generally, friends who have done security engineering will consider poe switches fo......

There are some terms related to fiber optic equipment on the market: Fiber optic transceiver/fiber switch/Ethernet optical transceiver/HD network optical transceiver/Network optical transceiver What are the differences between the above devices?

DSPPA takes the responsibility for feeding back the society. During the past years, Mr. Wang Heng, President of DSPPA, donates for schools, roads and bridges.

POE is also known as a power supply system based on local area network (POL, Power over LAN) or Active Ethernet (Active Ethernet), sometimes also referred to as Power over Ethernet for short.