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Small black wireless HDMI dongle with external antenna

AVer H900b Wireless HDMI Media Converter Black

SKU CH-XWZA-GMKQJ

Wirelessly streams 4K video and audio from laptops, PCs or smartphones to a TV or projector with dual-band Wi-Fi

  • ScalingSingle-ended
  • ColorBlack
  • VideoWi-Fi
  • Component2 In
  • Composite1 In
  • Analog AduioReceiver by HDMI and USB-C
  • Wireless 4K HDMI streaming with dual-band Wi-Fi
  • 30 % stronger signal than external-antenna designs
  • Plug-and-play setup with no drivers or apps
  • Connects laptops, PCs and smartphones to HDTVs or projectors
  • Compact black dongle measuring 20 cm

AVer H900b Wireless HDMI Dongle

The AVer H900b is a wireless HDMI media converter designed for users who want to stream 4K video and audio from laptops, PCs or smartphones to a TV, projector or monitor without running cables. It suits home entertainment, outdoor movie nights or business presentations where a simple plug-and-play connection is preferred. No drivers or apps are required for operation.

Wireless Range and Band Limitations

The device uses dual-band 2.4G and 5G Wi-Fi with an integrated antenna that delivers 30% higher signal strength than an external antenna design. Wireless transmission still depends on the local RF environment; heavy congestion, thick walls or long distances can reduce stability and increase latency. The specification notes a 20' dimension, which may relate to typical operating distance, so users should expect performance to vary beyond that range.

Replaces Wired HDMI Runs

This dongle replaces a physical HDMI cable between a source device and a display, removing the need for in-wall runs or long cables across rooms. The upgrade is worthwhile when cabling is impractical, when the setup changes frequently or when a clean, cable-free look is desired. It does not add recording, switching or multi-source management; buyers who need those functions should look elsewhere.

Highlights

  • Wireless 4K HDMI streaming with dual-band Wi-Fi
  • 30 % stronger signal than external-antenna designs
  • Plug-and-play setup with no drivers or apps
  • Connects laptops, PCs and smartphones to HDTVs or projectors
  • Compact black dongle measuring 20 cm

Specifications

BrandAVer
ModelH900b
ScalingSingle-ended
ColorBlack
VideoWi-Fi
Component2 In
Composite1 In
Analog AduioReceiver by HDMI and USB-C
System Requirementsfalse
Dimensions20'

Questions about this item

Which version of the AVer H900b should I choose?

The H900b is offered as a single model in black with the specifications listed. There are no alternative versions or capacities to select from.

What does the 4K wireless HDMI claim mean when I connect it to my display?

It indicates the dongle can transmit video at up to 4K resolution from a laptop, PC or smartphone to an HDTV, projector or monitor over Wi-Fi.

What wireless standard does the H900b use and what does it limit in practice?

It uses dual-band 2.4G/5G Wi-Fi with an internal antenna that provides 30% stronger signal than an external antenna, reducing drop-outs and latency on busy networks.

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