Using RTL8111H chip, stable performance and powerful functions.High-performance heat sink is adopted to reduce the temperature of card, improve the working stability, and have a longer service life.Data fer rate 1000mbps high-speed mission via CAT5UTP cable or 3 UTP (10Mbps only) cable.Realize detection and automatic correction, polarity correction, adaptive equalization, talk cancellation, cancellation timing recovery, error correction and other functions.Provides high-speed robust mission and reception capabilitiesnote: Depending on the batch, the appearance and color of the product may be different, which does not affect use.Material: PCBcolour: greenPackage Contents: 1 x Network Card1 x BezelOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.