1. Suitable for Broadcom BCM943228HM4L main control chip: stable performance and fast running speed. 2. This card is a half-height card. A computer with a height of 2.6CM/width of 3CM high card slot needs to add a full-height iron sheet 3. Dual-band wireless wifi 2.4 / 5 GHz: reduce signal interference and make smoother. 4. Support 802.11A/B/G technology: network to 300mbps. 5. Compatible with multiple systems: suitable for Win7, Win8, Win10 systems Product name: Built-in wireless network card Network card model: BCM943228 DW1540 Wireless technology: 802.11A/B/G Wireless speed: 2.4G: 300Mbps, 5G: 300Mbps Network card interface: mini pcie Support system: Win7, Win8, Win10 Compatible models: Compatible with almost most notebook computers with MINI PCI-E interface such as , , , , , , , Shenzhou, Hedy, , , Shenzhou, etc.; desktop all-in-one mini computers Advertising machine, industrial computer equipment with MINI PCIE slot can also be used (Note: does not support for notebook use) Colour:White + Green Material:PCB Size:26x30mm Package Contents: 1* wireless network card Only the above package content, other 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.