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GCROWN USB dongle in aluminum case with SMA antenna

GCROWN

GCROWN 3.0 USB Dongle Plus Gateway, CC2652P + CP2102N, +20dBm, SMA Antenna

SKU CH-737Z-HBNV6

A pre-flashed Zigbee coordinator dongle with +20dBm output, SMA antenna and aluminium shielding for Home Assistant or Zigbee2MQTT

  • TypeUSB Wi-FI Adapter
  • Pre-flashed Z-Stack 3.x.0 coordinator firmware enables immediate Home Assistant ZHA or zigbee2MQTT use
  • TI CC2652P plus CP2102N chipset provides reliable Zigbee 3.0 coordinator performance
  • +20 dBm output gain extends wireless range for larger home automation networks
  • SMA external antenna with aluminium housing reduces peripheral signal interference
  • QR code manual links to step-by-step installation tutorials for new ZBDongle-P users

Target use

The GCROWN 3.0 USB Dongle Plus Gateway is a pre-flashed coordinator for Zigbee networks running ZHA in Home Assistant or zigbee2MQTT. It is built on a TI CC2652P radio paired with a CP2102N USB bridge so it appears as a standard serial device to the host. Home-automation builders who want a ready-to-use stick for local control will find it suitable.

Build and connectors

An aluminium housing surrounds the board to reduce interference from nearby peripherals. The radio connects to an external antenna through an SMA interface so the antenna can be positioned or replaced without opening the case. The USB connector plugs directly into any 3.0 port and draws power from the bus with no separate supply required.

Deciding specification

The radio delivers +20dBm output gain which sets the practical link budget for the whole Zigbee mesh. If the installation needs that transmit level to reach distant sensors through walls the dongle meets the requirement; if a lower power or internal-antenna device is preferred this is not the right part.

Highlights

  • Pre-flashed Z-Stack 3.x.0 coordinator firmware enables immediate Home Assistant ZHA or zigbee2MQTT use
  • TI CC2652P plus CP2102N chipset provides reliable Zigbee 3.0 coordinator performance
  • +20 dBm output gain extends wireless range for larger home automation networks
  • SMA external antenna with aluminium housing reduces peripheral signal interference
  • QR code manual links to step-by-step installation tutorials for new ZBDongle-P users

Specifications

TypeUSB Wi-FI Adapter

Questions about this item

What does the USB 3.0 interface cap in practice for this dongle?

The USB 3.0 connection provides power and data for the CC2652P radio; throughput is limited by the Zigbee coordinator firmware rather than the USB bus.

What physical mounting does the SMA antenna and aluminum housing need?

The SMA connector accepts any standard external antenna, while the aluminum housing sits inline with the USB port and requires no extra brackets.

How is the GCROWN dongle installed, and which step do new users often miss?

Plug the dongle into a USB 3.0 port, attach the SMA antenna, then follow the QR-code manual to add the Z-Stack coordinator in Home Assistant ZHA or Zigbee2MQTT — many skip the firmware-specific pairing step.

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