Product model: QCWB335 Chip model: AR9565 Wireless technology: 802.11N Wireless speed: 2.4G/150Mbps,Built-in Bluetooth: Bluetooth 4.0 Product interface: mini pci-e, Support system: For XP, Win7, Win8, Linux Compatible machine type: for ProBook 450 for 2000T-2B00 for 250 G1 for 430 i7 for 440 i7 for 4445s for 450 for 4545s for 455 for 470 for 650 for 655 for DV4T-5200 for DV6T-7200 for DV7T-7300 for PAVILION G4 for PAVILION G6 for PAVILION G7 for PROBOOK 430 G1 for PROBOOK 440 G0 for PROBOOK 650 I5 At the same time, it can also support computers for Shenzhou, , , , , , , small host, advertising player, etc. size: 30x26mm Material:metal colour:Green Package Contents: 1 x WiFi Card Only the above package content, other products are not included. Note: Light 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.