1. Designed according to international standards ISO/IEC11801 and TIA/EIA-568.2-D, it has excellent performance and good reliability. 2. The surface of the 8 gold pins in the module is gold-plated as a whole to ensure the minimum contact resistance and the longest service life. 3. The transmission bandwidth can reach 250MHz, supporting data transmission of Gigabit Ethernet. 4. The special internal and external design, the internal gold pin cross structure makes it very flexible, even if the user frequently plugs in and out, it can maintain good contact, and the external blue and white, orange and white inlay design has a good visual effect. 5. The module is universal for A and B line sequences, which is convenient for construction personnel to choose and use.