Bibtone Elec Q : Smartphone Holder for Guitar Black All Guitar Q series suits for IPhone, Samsung Galaxy and etc.,. It suits for any device ranged from 57mm to 80mm A 360 degree revolution. Available at any angle. Check the beautiful song by Guitar Q: http://www.youtube.com/watch?v=Kc5ksuPHov8 Visit our website for more information: http://www.bibtone.com/