If you're a penny pincher, like me, you might enjoy the following. I bought 3 because I wanted to avoid shipping, so it came to 15.00 USD for 3 repeaters shipped. Hurry before the tariffs kick in, JK but I was thinking about that. It's all fake money anyway, who cares?
Here's what it looks like with the Zigbee map app, all good signal, and this is in a home with a tin ceiling and foil faced insulation AKA Zigbee purgatory.
Same although this has a different form factor and a larger antenna, compared to the tiny USB A version. All I know is I tested a single Smatrul device on my hub for several months and it never fell off, while the USB A versions needed re-pairing several times, both in the same room
Mine is a CSmart MG-SMS114
Was about $8 last fall, listing on AliExpress no longer exists.
Bound to be lots of variations out there by now.
Hopefully there's none that are really poor performers.
My USB A's are pretty good, only dropped very rarely after a weather event caused lots of power bumps. Both my home automation and Wi-Fi meshes needed power cycling to recover.
And you have be careful w/"Tuya" devices as anyone can (and does) make Tuya labeled devices and they come w/a wide range of quality/compatibility, and sometimes can be very spammy on your hub.