Geekria Protein Leather Headband Pad Compatible with JBL Tune 500BT/ 510BT/ 520BT/ 600BT/ 600BTNC/ 660NC/ 670NC/ 700BT/ 710BT/ 720BT/ 750BT/ 750BTNC/ 760NC/ 770NC Headphones (Purple). This headband is compatible with JBL JR 300BT, Tune 500, Tune 500BT, Tune 510, Tune 510BT, Tune 520, Tune 520BT, Tune 600, Tune 600BT, Tune 600BTNC, Tune 660, Tune 660NC, Tune 670, Tune 670NC headphones.
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