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Small black USB dongle with a flush WPS button and a tiny LED, about 33 by 15 by 8 millimetres

YINGHUA

YINGHUA Dual-Band USB WiFi Adapter RTL8811 600Mbps

SKU CH-M1KR-7SH6C

Dual-band USB Wi-Fi adapter with RTL8811 chipset delivering 600 Mbps across 2.4 GHz and 5.8 GHz bands for Windows, Mac and Linux

  • Dual-band operation on 2.4 GHz and 5.8 GHz avoids wireless interference
  • Up to 433 Mbps on 5.8 GHz band for smooth HD streaming and gaming
  • 150 Mbps on 2.4 GHz band maintains reliable connections through walls
  • WPS button enables secure setup without typing long passwords
  • Compact 33 mm design plugs in and stays out of the way

Compact dual-band USB Wi-Fi adapter

The YINGHUA RTL8811 adapter adds 2.4 GHz and 5 GHz wireless connectivity to any device with a USB 2.0 port. It targets users who need a simple way to join modern networks without opening a computer case. The tiny 33 mm body stays out of the way on laptops and desktops alike. It is not for buyers who require USB 3.0 throughput or an external antenna for long-range reception.

Thermals noise and power draw

The adapter draws power directly from the USB 2.0 bus at 5 V and runs without a fan, so it adds no audible noise to the system. Typical RF output reaches 20 dBm at maximum, keeping heat negligible during normal browsing or streaming. No external power supply is needed and the LED simply shows link activity. It is not for users who expect active cooling or a hardware power switch.

Bundled features and software impact

A WPS button enables one-push secure pairing with compatible routers, removing the need to type long passphrases. Soft AP mode lets the host create a Wi-Fi hotspot for other devices using the wired or cellular uplink. Supported encryption includes WEP, WPA-PSK, WPA2-PSK and 64/128-bit WPA/WPA2. It is not for administrators who need enterprise-grade RADIUS authentication or advanced traffic-shaping tools.

Highlights

  • Dual-band operation on 2.4 GHz and 5.8 GHz avoids wireless interference
  • Up to 433 Mbps on 5.8 GHz band for smooth HD streaming and gaming
  • 150 Mbps on 2.4 GHz band maintains reliable connections through walls
  • WPS button enables secure setup without typing long passwords
  • Compact 33 mm design plugs in and stays out of the way

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the YINGHUA RTL8811 adapter on Windows 10 and what step is often missed?

Plug the USB 2.0 dongle into a free port; Windows 10 usually loads the RTL8811 driver automatically. The step many miss is pressing the WPS button on both the adapter and the router within two minutes to join the 5.8 GHz or 2.4 GHz network without typing the key.

What part will need replacement first under heavy daily use?

The USB 2.0 connector and its internal solder joints endure the most physical stress from repeated insertion and cable movement. The RTL8811 chipset runs at up to 20 dBm RF power, so sustained high throughput can accelerate wear on the RF front-end, but the mechanical USB interface typically fails first.

What limit appears first during a long 433 Mbps 5.8 GHz transfer?

The USB 2.0 interface caps practical throughput well below the 433 Mbps 802.11ac PHY rate, so the bus bottleneck shows up before the RTL8811 radio or the 20 dBm output stage reaches thermal limits.

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