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Edimax EW-7811UTC

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Edimax EW-7811UTC
Availability: now

FCC approval date: 21 January 2014
UPC: 649659022980 (UPC DB, On eBay)
Country of manuf.: China

Amazon image

B00FW6T36Y (Flag of the United States.svg, On Amazon, On CCCmultiple uses)
multiple revisions of this device, use caution

Interface: USB

USB 2.0
Connector: Male A
Form factor tags: micro dongle

ID: 7392:a811 (1 addl. devices)
Windows: USB\VID_7392&PID_A811

FCC ID: NDD9578111305

WI1 chip1: Realtek RTL8811AU

Probable Linux driver
Realtek's vendor driver (8812au)
available on Edimax's site (from the 7822UAC's prod. pg)
md5: fda86443df638abd9f50a9997090d58e
slightly modified version (additional USB IDs added)
md5: 2e345f43f5fa50ca1137655b5a5bc9ab
also, abperiasamy's 8812au repo on GitHub which is patched for newer kernels
USB ID not yet observed in any mainline kernel / this list
(see also passys)

Windows driver
see Realtek's website

Antenna connector: none

abgn+ac, 1x1:1

OUI: none specified

Edimax EW-7811UTC 7392 A812NDD9578111305
 Chip1 brandChip2 brand
Edimax EW-7811UTCRealtek
Edimax EW-7811UTC 7392 A812Realtek
For a list of all currently documented Realtek chipsets with specifications, see Realtek.

AC600 Wireless Dual-Band Mini USB Adapter

Product page

"1244-00000885-50Z" and "P/C=C63-A13" is silkscreened

on the board in the FCC photos.

The USB ID used in this entry is per Edimax's provided driver set.

Forum threads[edit]

Device 005: ID 7392:a811 Edimax Technology Co., Ltd.
{USB_DEVICE(USB_VENDER_ID_REALTEK, 0x0811), RTL8821},/* Default ID */
{USB_DEVICE(USB_VENDER_ID_REALTEK, 0x0821), RTL8821},/* Default ID */
{USB_DEVICE(USB_VENDER_ID_REALTEK, 0x8822), RTL8821},/* Default ID */
{USB_DEVICE(0x0BDA, 0xA811), RTL8821}, /* GMYLE - AC450 */
{USB_DEVICE(0x7392, 0xA811), RTL8821}, /* Edimax - Edimax */
{USB_DEVICE(0x7392, 0xA812), RTL8821}, /* Edimax - EW-7811UTC */
{USB_DEVICE(0x7392, 0xA813), RTL8821}, /* Edimax - EW-7811UAC */
{USB_DEVICE(0x0411, 0x0242), RTL8821}, /* BUFFALO - Edimax */
{USB_DEVICE(0x2001, 0x3314), RTL8821}, /* D-Link - Cameo */
{USB_DEVICE(0x0846, 0x9052), RTL8821}, /* Netgear - A6100 */
{USB_DEVICE(0x2019, 0xAB32), RTL8821}, /* Planex - GW-450S */
{USB_DEVICE(0x056E, 0x4007), RTL8821}, /* ELECOM - WDC-433DU2H */
{USB_DEVICE(0x04BB, 0x0953), RTL8821}, /* I-O DATA - WN-AC433UA */


  • w/o cap: 37.5 x 15.8 x 7.5 mm
  • w/o cap: 3.6g; only PCB: 1.2g