Features: Compliant with M.2 A+E KEY bus interface specification -High performance 1000BASE-T Ethernet controller card -Backward compatible with 10/100BASE-T networks. Supports jumbo frame up to 9K bytes, 10/100/1000Mbps data rate auto-negotiation operation -Compatible with existing CAT-5 UTP-cables, achieve convenient, fast, simple and reliable connection. Fully compliant with IEEE802.3, IEEE802.3u, IEEE802. -Supports half/full duplex mode and 802.3x traffic control. Supports IEEE802.1P Layer2 priority encoding, IEEE 802.1Q VLAN tagging. Transmit/receive on-chip buffer support -Crossover detection and auto-correction operation -Support for power-down/link power saving. LAN and remote are supported. Specifications: Network-type: M2 to Gigabits Ethernet Bus-type: M2 A+E M2 2230 standard interface Main Chipset: RTL8111E/F Transmission Medium: 1x RJ45 interface Transmission Rate: 10/100/1000Mbps OS: WindowsVista,ME,98SE,2000,XP,Win7,Win8 and Win10 32/64bit, WindowsServer 2003,2008,2012 and 2016 32/64bit Linux,X10.4.X or above Depending on the batch, the electronic components on the adapter card may be different from the pictures, but the functions are the same and do not affect use. Material: PCB+electronic components Color as shown Package Contents: 1 x M.2 A+E-Key Single RJ45 Port Adapter Card with Cable Only 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.