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 G4 for G6 for G7 for PROBOOK 430 G1 for PROBOOK 440 G0 for PROBOOK 650 I5 At the same time, it can also support computers for Shenzhou, , , , , , all-in-one, small , 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.