Best most powerful zigbee stick?

[123 (Taras)]

No price announced yet but this might be an inexpensive yet powerful coordinator (also based on TI CC2652P).

Sonoff Zigbee 3.0 Dongle Plus

Screenshot from Sonoff’s Facebook page:

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EDIT

More information posted by Hedda in this thread:

ITead's "Sonoff Zigbee 3.0 USB Dongle Plus" (model "ZBDongle-P") based on Texas Instruments CC2652P +20dBm radio SoC/MCU

UPDATED! The announced TI CC2652P based “Sonoff Zigbee 3.0 USB Dongle Plus” from ITead, later renamed to “ZBDongle-P”, has been released and looks to be great value for a premium hardware package sold for a low price. It is based on Texas Instruments CC2652P radio chip and this “ZBDongle-P” variant is to be sold side-by-side as an alternative to their new “ZBDongle-E” variant that is instead based on Silicon Labs EFR32MG21 radio SoC chip, and while both practically have the same specifications o…