Question about Philips Hue Aurelle Basis BT

Take a look at the website :

https://www.philips-hue.com/de-ch...

You clearly need a Hue Bridge to configure the Tap Dial.

I connected the lamp to Alexa via the bridge and it works perfectly

I am using
Philips Hue Bridge
that way I have unlimited number of the devices that can be controlled by the mobile phone Hue app

Anything Hue needs a bridge to work. So, yes