This Trobla Adapter by TOK TOK is an essential addition to the Trobla Wooden Amplifier Speaker for Smartphones.  Please select which smart phone you have from the drop-down menu to ensure that you purchase the correct Trobla adapter.  When bought in conjunction with the Trobla Wooden Amplifier Speaker for Smartphones, 1x Trobla Adapter of your choice is included! Features and Benefits:      Made in Slovenia.     Made from Slovenian wood and other locally sourced materials.     The Trobla Adapter is available for: Iphone 5c and 4(s)