I have yet to try and attach the remote to my phone. Lucky for me Birkenstocks are trending again this spring or these really wouldnt have been an option. Definitely recommend this product. 5 size with both brands. If youre vain and care about that, then these are probably not for you. Im going to reach out to G Wolves and see if they would be willing to send me a replacement while I continue to use this one. Instead of exchanging it, I gave it to a friend who looked AMAZING in it. DONT BUY THIS. The collar variety is perfect and fit every one of my brushes. soviel Farbe drüber geleert, dass man die Löcher stellenweise erst wieder freikratzen musste- Löcher für Dübel in 90% der Fälle viel zu tief gebohrt (ein Dübel, der nur noch 4 mm aus dem Loch herausschaut trägt zur Stabilität absolut nichts bei)Vorsichtiges Probesitzen hat es trotzdem überstanden.