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Zigbee USB Stick EFR32MG21 - JetHome JetStick Z4

2 600.00 
In stock

The JetStick Z4 stick is designed to work as a Zigbee coordinator or router and can be used to control other home infrastructure wireless devices that operate via the Zigbee protocol as part of a Smart Home controller with the appropriate software installed and configured.

The device is based on a modern multi-protocol wireless microcontroller for the 2.4 GHz band Silicon Labs EFR32MG21 and is characterized by high performance, increased transmitter output power and compact size.

Full documentation is available on the wiki

Main characteristics

  • 80MHz Arm® Cortex®-M33 processor.
  • Flash memory 1024KB.
  • SRAM 96KB.
  • Transmitter output power up to +20 dBm.
  • Supply voltage 5V from the USB port.
  • The current consumption in the active mode is not more than 150 mA.
  • antenna connector - RP-SMA.


  • Home Assistant Zigbee Home Automation
  • Zigbee2MQTT - support status - beta, use at your own risk .
  • The device works on the EZSP protocol from Silicon Labs , and can be used with any other software that supports this protocol.
  • The stick comes preloaded with a bootloader and coordinator firmware based on the original firmware from Silicon Labs EZSP Coordinator v8. Serial port settings in factory firmware: speed 115200 bps, software flow control Xon/Xoff.

Dimensions and weight

  • Overall dimensions of the stick in the case without an external antenna: 62 x 18 x 10 mm.

Operating mode

  • Ambient temperature: 0..+40 С.
  • Relative air humidity up to 80% without moisture condensation.
  • Closed rooms without aggressive vapors and gases.
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Terms of use and restrictions
  • By purchasing this product, you agree to the terms technical support.
  • The equipment was tested only with automation systems listed in the column "Compatible ecosystems" on the product tab "Features" . Work with other systems is not guaranteed and is not a reason to return the product.
  • Equipment is intended for indoor use only, unless otherwise stated on the "Features" tab of the product.
  • All devices presented on the site are not designed to work in life support systems and can only be used as auxiliary devices.